Haskell-jp Mokumoku-kai #366 @ Online
Haskell-jp's online mokumoku session: work on Haskell projects together over Slack, then share results. Free, drop in anytime.
Online · JA
All upcoming
Every event on the register
194 upcoming · JST
Sun, October 25, 2026 Today
4events
[Beginner] Digital Fabrication Course: Your First Laser Cutting! Design in Affinity and Make an Acrylic Card Case
Beginner digital fabrication class: design cut data in Affinity, then laser-cut and assemble an acrylic card case.
In person · Kanto (Tokyo) · JA
Istanbul | Social Media Visuals with Claude Workshop Out of scope: outside Japan: in-person event at Sarıyer, Türkiye on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Bhopal | Claude for Founders Meetup Out of scope: outside Japan: in-person event at Bhopal, India on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Mon, October 26, 2026
11eventsSeattle | AI Week Claude Impact Lab Hackathon Out of scope: outside Japan: in-person event at Seattle, WA on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
TIB Startup Mentoring
30-minute one-on-one sessions with VCs and startup supporters to work through fundraising and business challenges.
In person · Kanto (Tokyo) · JA
Pre-push Verification of AI-written Code with CodeRabbit × CircleCI
Online session on verifying AI-written code before push using CodeRabbit and CircleCI.
Online · JA
Distinguished Lecture by Prof. Charles Bouveyron (Inria Centre at Université Côte d’Azur) "Scaling Optimal Transport to High-Dimensional Gaussian Distributions with Application to Domain Adaptation"
RIKEN AIP lecture by Prof. Charles Bouveyron (Inria) on closed-form optimal transport for high-dimensional Gaussians. Hybrid at UTokyo.
Hybrid · Kanto (Tokyo) · EN
Antler Japan x CircleCI Meetup for Startups
Founder meetup in Shibuya with CircleCI on the shortest engineering path from idea to product, an Antler intro, and networking.
Hybrid · Kanto (Tokyo) · JA/EN
CES2027 (Las Vegas) Prep Seminar: For Exhibitors and Visitors Heading to Las Vegas, Conventions Start with Preparation
Prep seminar for CES2027 exhibitors and visitors on turning the trip into new business, from preparation to post-show results.
In person · Kanto (Tokyo) · JA
Go Global Hub #2 - Build Together: Cross-Border Co-Creation Workshop
Cross-border workshop where mixed teams of Japanese and international founders build business models and pitch them in 3 minutes.
In person · Kanto (Tokyo) · EN
🏐🍻 Fun Dodgeball in Shinjuku! :: 新宿ドッジボール! Out of scope: non-tech sports event
In person · Kanto (Tokyo)
London | Claude & Coffee Meetup Out of scope: outside Japan: in-person event at London, United Kingdom on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Sendagaya.rb #543
Sendagaya.rb online meetup on Google Meet: casual talk on Kaigi on Rails and RubyKaigi topics plus dev Q&A. Starts at 21:00.
Online · JA
Mexico City | Claude Impact Lab en la Cámara de Diputados de México Out of scope: outside Japan: in-person event at Ciudad de México, Mexico on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other · Oct 26 – Oct 27
Tue, October 27, 2026
11eventsTel-Aviv | Claude Code Meetup Out of scope: outside Japan: in-person event at תל אביב-יפו, Israel on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Madrid | Claude Meetup: GovTech & Fintech Out of scope: Outside Japan: an in-person meetup held in Madrid, Spain.
Claude Madrid meetup with live demos of Claude in public administration, regulated processes, fintech and digital assets.
In person · Other
Turin | Claude Meetup Out of scope: outside Japan: in-person event at Torino, Italy on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Build with Claude at UW Foster: Your AI Chief of Staff + Vibecoded App Out of scope: Outside Japan: an in-person workshop held in Seattle, USA.
Seattle AI Week workshop at UW Foster: build an AI chief of staff workflow and a first app with Claude, no coding needed.
In person · EN
Mexico City | Claude for Games Out of scope: outside Japan: in-person event at Ciudad de México, Mexico on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
San Diego | Claude Impact Lab - Biotech & Life Sciences Out of scope: outside Japan: in-person event at San Diego, CA on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
TIB Scramble Meetup: Founder Frights, Fear Talk for the Startup Life
Small-group peer conversation at TIB where founders share the fears of startup life and practical ways to keep them in check.
In person · Kanto (Tokyo) · EN
Product Team + Scrum Master = Better Results or More Meetings?
Jan Hadrava shares a case study on how a Scrum Master can lift a product team's results instead of just adding meetings.
In person · Kanto (Tokyo) · EN
Singapore | Claude Meetup #12 - Marketing Out of scope: outside Japan: in-person event at Singapore on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Laser Chess and the Consequences of Deterministic Games
Tokyo Tech Talks #9: a math student uses Laser Chess to explore deterministic games, followed by drinks in Shibuya.
In person · Kanto (Tokyo) · EN
Weekly Tuesday Meetup
Weekly Tuesday evening open house at Tokyo Hackerspace's new Akasaka space near Nogizaka: drop in, meet members and see the tools.
In person · Kanto (Tokyo) · EN
Wed, October 28, 2026
21eventsOslo | Claude Meetup Out of scope: outside Japan: in-person event at Oslo, Norway on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Stockholm | Claude for Designers Vol. 3 Out of scope: outside Japan: in-person event at Stockholm, Sweden on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Unlocking Japan: Investor Night in London Out of scope: Outside Japan: an in-person event held in London, United Kingdom.
Shibuya Startup Support pitches Japan's startup ecosystem to UK investors at a London fireside chat and networking evening.
In person · Other · EN
Mexico City | Claude for CTOs Out of scope: outside Japan: in-person event at Ciudad de México, Mexico on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Miami | Claude Code Hacknight Out of scope: outside Japan: in-person event at Miami, FL on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Mexico City | Claude for Architecture, Engineering & Construction Out of scope: outside Japan: in-person event at Ciudad de México, Mexico on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Bogota | Claude Code Workshop for Startup Founders | Entrepreneurship and AI x Endeavor Colombia Out of scope: Outside Japan: an in-person workshop held in Bogotá, Colombia.
Claude Code workshop for early-stage founders in Bogotá, Colombia, with a talk from an Endeavor entrepreneur and hands-on building.
In person · Other
Orange County | Claude for Nonprofits Out of scope: outside Japan: in-person event at Santa Ana, CA on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Guadalajara | Claude Code Meetup Out of scope: outside Japan: in-person event at Zapopan, Mexico on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Tech Brunch Event
A small-group brunch in Iidabashi on functional programming and category theory: monoids, functors, applicatives and monads.
In person · Kanto (Tokyo) · EN
Lunchtime Study Group on Global UX
Weekly online lunchtime UX study group reading The UX Collective articles via NotebookLM summaries.
Online · JA · Oct 28 – Nov 4
YOKOHAMA CONNÉCT #48
Innovation community night at TECH HUB YOKOHAMA in Minatomirai: talk sessions with live text translation, plus networking.
Hybrid · Kanto (Tokyo) · JA/EN
Snack and Connect
Weekly drop-in networking at Shibuya Startup Support's Bridge office: meet founders, investors, and the startup-curious over snacks.
In person · Kanto (Tokyo) · EN
YOKOHAMA CONNÉCT#48
Free Venture Café networking night at TECH HUB YOKOHAMA, with hybrid sessions on women's career ecosystems and AI-driven mobility.
Hybrid · Kanto (Tokyo) · JA/EN
TIB CXO Lounge ~ A Gathering of Startup CXOs Facing the Hard Things
One-hour after-work networking at TIB where startup CXOs swap candid notes on capital policy, hiring, and hard calls.
In person · Kanto (Tokyo) · JA
Building an Ecosystem for a Safe Physical AI Future
Roundtable with Renesas and Substrate One on moving AI into robots and hardware, plus physical AI startup pitches and networking.
In person · Kanto (Tokyo) · EN
Tokyo Python Good Vibes
Tokyo Python evening in Meguro with talks on Marimo notebooks and on Astra and Pyxel.
In person · Kanto (Tokyo) · EN
[Pitchers and Audience Wanted!] TIB SANDBOX Vol.3 (Pitch Event) / For Idea-Stage to Early-Stage Startups
Seven idea-to-early-stage startups give 3-minute pitches and get live feedback from commentators at TIB.
In person · Kanto (Tokyo) · JA
THS "Nihongo Night" open house
Japanese-language open house night at Tokyo Hackerspace's new Akasaka space near Nogizaka: drop in, meet members and see the tools.
In person · Kanto (Tokyo) · JA
Cincinnati | Claude Code Workshop Out of scope: outside Japan: in-person event at Cincinnati, OH on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Mexico City | Claude for Revenue: Sales, GTM & Agents That Sell Out of scope: outside Japan: in-person event at Ciudad de México, Mexico on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other · Oct 28 – Oct 29
Thu, October 29, 2026
13eventsCosenza | Claude Code Meetup Out of scope: outside Japan: in-person event at Rende, Italy on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Rio de Janeiro | Claude Meetup Out of scope: outside Japan: in-person event at Rio de Janeiro, RJ on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Austin | Claude Workshop: Plugins for the Enterprise Out of scope: Outside Japan: an in-person workshop held in Austin, USA.
Austin Tech Week workshop: build a Claude plugin from a starter template, with a focus on teams in regulated industries.
In person · EN
Tech Brunch Event
A small-group breakfast meetup in Iidabashi on using LLMs for language learning: conversation practice, grammar feedback, and demos.
In person · Kanto (Tokyo) · EN
Medellín | Claude Code Workshop for Casual Games Out of scope: Outside Japan: an in-person workshop held in Medellín, Colombia.
Afternoon workshop at EAFIT in Medellín: build a small playable casual game with Claude Code and Claude Design.
In person
San Diego | Claude for Legal Workshop Out of scope: outside Japan: in-person event at San Diego, CA on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Los Angeles | Claude for Founders & Fractionals Out of scope: Outside Japan: an in-person meetup held in Los Angeles.
LA meetup where founders and fractional executives share and demo how they actually use Claude to build and advise.
In person · Other · EN
Seattle Designers | Claude Community x PSL: Creative problem solving with AI Out of scope: outside Japan: in-person event at Seattle, WA on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
pixiv App Talk
A 35-minute online lunchtime tech talk from pixiv, apparently on app development; details are shared only with registrants.
Online · JA
Thursday Gathering #402
Venture Café Tokyo's weekly Thursday Gathering at CIC Tokyo in Toranomon, with sessions and networking, in person or online.
Hybrid · Kanto (Tokyo) · JA/EN
🏐🍻 Beginners Welcome! - Fun Dodgeball in Shimokitazawa! :: 下北沢ドッジボール! Out of scope: non-tech sports event
In person · Kanto (Tokyo)
Copenhagen | Claude for Fintech: Founders' Lunch Out of scope: outside Japan: in-person event at København, Denmark on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Newcastle | Claude Workshop Out of scope: outside Japan: in-person event at Newcastle upon Tyne, United Kingdom on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other · Oct 29 – Oct 30
Fri, October 30, 2026
18eventsBudapest | Claude Meetup for Everyone Out of scope: outside Japan: in-person event at Budapest, Hungary on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Shibuya × Berlin: Creative Tech Founders Night Out of scope: Outside Japan: an in-person founders evening held in Berlin, Germany.
Berlin evening for creative tech founders curious about Japan, introducing Shibuya's startup support and Creative Tech Shibuya 2027.
In person · Other · EN
Dublin | Claude Code Impact Lab Out of scope: outside Japan: in-person event at Dublin, Ireland on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
München | Claude Community x GlassFlow: Build a software factory with Claude Code Out of scope: Outside Japan: an in-person workshop held in Munich, Germany.
Munich workshop: build a crew of Claude Code sessions that plans, builds, reviews and merges pull requests on your repo.
In person · EN
Mexico City | Claude Code for Developers Out of scope: outside Japan: in-person event at Ciudad de México, Mexico on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Amsterdam | Claude Community Meetup #5 Out of scope: outside Japan: in-person event at Amsterdam, Netherlands on a global multi-city calendar, with no Japan venue or Japan tie-in
Hybrid · Other
AI Salon | Finvero & AWS Startups | Mexico Tech Week Out of scope: outside Japan: in-person event at Ciudad de México, Mexico on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Tech Brunch Event
Small breakfast meetup in Iidabashi to share open source projects and talk tools, licensing and communities.
In person · Kanto (Tokyo) · EN
Mexico City | Claude for Music Out of scope: outside Japan: in-person event at Ciudad de México, Mexico on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
IMPACT FUTURE WEEKEND 2026 AUTUMN - Responsible Capital Meets Social Innovation
One-day Tokyo forum linking impact investors, VCs, foundations and impact startups, with a venture exchange and networking.
In person · Kanto (Tokyo) · JA/EN
2nd Knowledge-Sharing Study Session on Supporting University Startups
Keio, Teikyo and Tokyo University of Marine Science co-host a study session for university startup support staff on program design and IP.
In person · Kanto (Tokyo) · JA
TAI x Techstars Tokyo - August 2026 Class Showcase
Five-minute pitches from Techstars Tokyo's August 2026 class, hosted with Tokyo AI and SDS in Shibuya, followed by networking.
In person · Kanto (Tokyo) · EN
HITACHI IGNITE 2026 (TSUKUBA CONNÉCT #90)
Special TSUKUBA CONNÉCT edition in Hitachi City on how manufacturers, startups and universities in northern Ibaraki team up to build industries.
Hybrid · Kanto (Tokyo) · JA
Aoyama Startup Acceleration Center (ASAC) 11th Anniversary Event & 22nd Cohort Demo Day
ASAC, Tokyo's government-run incubator, marks its 11th anniversary and hosts a demo day for its 12-company 22nd cohort.
Hybrid · Kanto (Tokyo) · JA
Engineering Growth with AI
Tokyo AI evening on AI for growth: scalable LLM outreach personalization, AI Optimization for brand citations, and AI-search research.
In person · Kanto (Tokyo) · EN
Sapporo | Claude Meetup
Hokkaido's first Claude Community event: seven lightning talks and networking in Sapporo on using Claude at work and in life.
In person · Hokkaido · JA
Tokyo | Claude Meetup
Minato, Tokyo meetup with five lightning talks and a group Chalk Talk on how people use Claude. Held in Japanese, now full.
In person · Kanto (Tokyo) · JA
AI Salon Dubai - AI and Human Flourishing: Mo Gawdat and Jeffrey Abbott Out of scope: outside Japan: in-person event at Dubai, United Arab Emirates on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other · Oct 30 – Oct 31
Sat, October 31, 2026
6eventsMexico City | Claude Community House 🏠🇲🇽 Out of scope: outside Japan: in-person event at Mexico City, Mexico on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Berlin | Claude Code Workshop: Build a Real, Working Website Live Out of scope: outside Japan: in-person event at Berlin, Germany on a global multi-city calendar, with no Japan venue or Japan tie-in
Hybrid · Other
Tech Brunch Event
Small brunch in Iidabashi where founders and builders swap stories and tactics for winning a product's first users.
In person · Kanto (Tokyo) · EN
Kagoshima | Claude Meetup
Kagoshima's first Claude Community event: a live demo of Claude basics, five lightning talks and networking.
In person · Kyushu · JA
Thinking About Moving to the Countryside and Starting a Business on Halloween Night | Noto x Startup Co-Creation Night
Founders and Ishikawa officials discuss starting up, relocating and taking over businesses in Noto, with roundtables and networking.
In person · Kanto (Tokyo) · JA
🦇Party with Dodgeballers - Halloween Party in Shimokitazawa! 🥂 Out of scope: non-tech sports event
In person · Other
Sun, November 1, 2026
3eventsSapporo Claude Meetup #2 - How and for what do you use Claude? Let's share with each other!
Second Claude Meetup in Sapporo: case studies on using Claude, then an unconference where attendees set the topics.
In person · Hokkaido · JA
Fukuoka | Claude Agent Workshop
Hands-on workshop in Fukuoka: learn the Claude Agent SDK basics, then prototype and demo your own AI agent.
In person · Kyushu · JA
Digital Nomads Craft Beer Night in Harajuku Out of scope: Non-tech social gathering for digital nomads and expats with no tech content.
Casual Sunday craft beer social in Harajuku for digital nomads, expats and internationally minded locals.
In person · Kanto (Tokyo) · EN
Mon, November 2, 2026
4eventsMaebashi | Claude Code Workshop
Hands-on workshop at NETSUGEN in Maebashi on turning ideas into working prototypes with Claude Code; hackathon applicants welcome.
In person · Kanto (Tokyo) · JA
Amsterdam | Claude & Coffee Out of scope: outside Japan: in-person event at Amsterdam, Netherlands on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
🏐🍻 Fun Dodgeball in Shinjuku! :: 新宿ドッジボール! Out of scope: non-tech sports event
In person · Kanto (Tokyo)
VS Code Monthly Update October 2026
VS Code Meetup members demo the October 2026 Visual Studio Code update hands-on in a YouTube Live stream.
Online · JA
Tue, November 3, 2026
3eventsTel Aviv | Claude for Builders, Visionaries, and Entrepreneurs Out of scope: outside Japan: in-person event at Tel Aviv-Yafo, Israel on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
AI Salon L'Aquila Out of scope: outside Japan: in-person event at L'Aquila, Italy on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Mumbai | Claude Code Meetup & Workshop Out of scope: outside Japan: in-person event at Mumbai, India on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Wed, November 4, 2026
6eventsAustin | Claude Community x Big Sister: Revenue Build Night Out of scope: Outside Japan: an in-person event held in Austin, Texas, United States.
Hands-on evening in Austin where sales people build a working Claude tool for a real sales task in groups, then demo it.
In person · Other · EN
Snack and Connect
Weekly drop-in startup networking with snacks at Shibuya Bridge, open to entrepreneurs, investors and the startup-curious.
In person · Kanto (Tokyo) · EN
Brisbane | Claude for Small and Medium Business (SMB) Out of scope: Outside Japan: an in-person meetup held in Brisbane, Australia.
Brisbane Claude Community meetup focused on how small and medium businesses can use Claude.
In person · Other · EN
AI x Robotics: Data, Infrastructure & Evaluation
Three English talks on robot data pipelines, storage for production RAG, and simulation-based evaluation of robot policies.
In person · Kanto (Tokyo) · EN
Work-Life Balance: HerRise Community Workshop
A HerRise workshop for women founders on scaling a startup without scaling your own workload, with HR leader Paul Hintgen.
In person · Kanto (Tokyo) · EN
Kyushu Startup Meetup Vol.08
Shibuya networking meetup for people with Kyushu ties, startups considering expansion to Kyushu, and the organizations that support them.
In person · Kanto (Tokyo) · JA
Thu, November 5, 2026
6eventsCopenhagen | Claude Code for Developers Out of scope: outside Japan: in-person event at København, Denmark on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Claude Cybersecurity | London Hackathon Out of scope: Outside Japan: an in-person hackathon held in London.
London team hackathon: build a Claude-powered solution to a cybersecurity topic picked by a wheel of fortune in 2 hours.
In person · Other · EN
Thursday Gathering #403
Venture Café Tokyo's weekly Thursday Gathering at CIC Tokyo in Toranomon, with sessions and networking, in person or online.
Hybrid · Kanto (Tokyo) · JA/EN
ProductTank Tokyo - Monthly Casual @ TenCups Cafe Bar & Lounge
Casual evening networking for product managers and aspiring PMs over food and drinks at TenCups in Shibuya.
In person · Kanto (Tokyo) · JA/EN
Tech Networking Meetup 🤝 in Shibuya #16
Casual tech networking night at a Shibuya bar, with a shuffle app rotating groups of engineers, designers, founders and recruiters.
In person · Kanto (Tokyo) · JA/EN
Space Cafe Tokyo: "Lost" in Space, On Purpose
Astronomer Lucia Marchetti on how VR and digital planetaria help scientists explore huge astronomy datasets, over drinks in Shimokitazawa.
In person · Kanto (Tokyo) · EN
Fri, November 6, 2026
3eventsAI Salon Groningen #2 Out of scope: outside Japan: in-person event at Groningen, Netherlands on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
2600 Meeting
Monthly Tokyo 2600 hacker meeting, open conversation in a Kabukicho bar reserved for the group.
In person · Kanto (Tokyo) · EN
2600 Meeting
Monthly Tokyo 2600 meeting, the only active one in Japan: an open hangout in a reserved Kabukicho bar to talk hacking and security.
In person · Kanto (Tokyo) · EN
Sat, November 7, 2026
1event
Sun, November 8, 2026
1event
Mon, November 9, 2026
1event
Wed, November 11, 2026
6eventsIndustry-Government-Academia Panel Discussion: From Lab to Market, the Future of Deep-Tech Startups
Leaders from UTokyo, the Tokyo government, Sony and Euglena discuss bringing university deep tech from lab to market.
Hybrid · Kanto (Tokyo) · JA
YOKOHAMA CONNÉCT #49 - 2nd Anniversary!
YOKOHAMA CONNÉCT's 2nd anniversary: sessions on Physical AI and Yokohama's innovation ecosystem, plus an English global startup pitch.
Hybrid · Kanto (Tokyo) · JA/EN
Snack and Connect
Weekly drop-in startup networking at ShibuyaBridge, every Wednesday 16:00-18:00 with snacks. No registration needed.
In person · Kanto (Tokyo) · JA/EN
From "Using AI" to "Building a Business with AI": Founders' Real First Steps (JAM MEETUP #8) Out of scope: Students programming: the meetup is aimed at high school, university and graduate students.
Founders who built AI businesses tell students what it really takes to go from using AI to running a company on it.
In person · Kanto (Tokyo) · JA
【HerRise #4: Fueling Growth with Finance & Capital Strategy】HerRise Workshop / Open Day | A Practical Program for Women Entrepreneurs
HerRise #4 for women founders: a hands-on workshop building a P&L and cash flow statement in a spreadsheet to learn startup finance.
In person · Kanto (Tokyo) · JA/EN
Small Group Cafe Chat for Engineers ☕ #3
Small-group cafe chat for software engineers near Shibuya Station, 4 to 6 people in conversational English, LinkedIn-approved.
In person · Kanto (Tokyo) · EN
Thu, November 12, 2026
7eventsCancun | Claude For Hospitality Out of scope: outside Japan: in-person event at Cancún, Mexico on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Tokyo Test Fest 2026
Two-day software testing conference in Tokyo with workshops, keynotes, and EN/JA talks on test automation and quality engineering for AI.
In person · Kanto (Tokyo) · JA/EN · Nov 12 – Nov 13
qcp Startup Pitch 2026
Science and deep-tech startup pitch contest co-hosted by Tokyo University of Science, with 7 startups, a keynote and networking.
In person · Kanto (Tokyo) · JA
Thursday Gathering #404
Venture Café Tokyo's weekly Thursday Gathering at CIC Tokyo in Toranomon, with sessions and networking, in person or online.
Hybrid · Kanto (Tokyo) · JA/EN
Shinjuku | Claude for SMBs
エンジニア不在の中小企業向けに、Claudeによる業務内製化や経営活用の事例をLTで紹介する新宿の交流イベント。
In person · Kanto (Tokyo) · JA
AI Salon Singapore x SGInnovate Tech Talk (12 Nov 2026) Out of scope: outside Japan: in-person event at Singapore on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
0/1 club Event #3
Five independent makers present their own hardware, from a relay-based 4-bit CPU to an HDMI signal generator.
In person · Kanto (Tokyo) · JA
Fri, November 13, 2026
9eventsCopenhagen | Claude for Science Out of scope: Outside Japan: an in-person event held in Copenhagen, Denmark.
Four researchers share real cases of using Claude in scientific research, at the Niels Bohr Institute in Copenhagen.
In person · Other · EN
Claude for CMOs: The New Marketing Operating Model Out of scope: Outside Japan: an in-person event held in New York City.
Executive session in New York on how Claude is reshaping marketing and GTM operating models for CMOs.
In person · Other · EN
Austin | Claude Code Workshop Out of scope: Outside Japan: an in-person event held in Austin, Texas.
Volunteer-run Claude Code workshop for local builders in Austin, Texas.
In person · Other · EN
NAGOYA CONNÉCT #131
Recurring innovation community meetup at Nagono Campus in Nagoya, with sessions and networking, in person or online.
Hybrid · Chubu · JA/EN
Real-time AI at the Edge: Inference, Kernels and Accelerators
Tokyo AI technical evening on edge AI: reliable computer vision on NVIDIA Jetson, agents for hardware-aware deployment, GPU profiling.
In person · Kanto (Tokyo) · EN
Sharpen Your Thinking with AI! A Hands-On Bootcamp to Rapidly Create a Business Idea or MVP
Founder bootcamp using AI and Claude Code to build business hypotheses or an MVP prototype in three hours.
In person · Kanto (Tokyo) · JA
[Beginner] 3D CAD Course: Make a Name Tag with a 3D Printer Out of scope: Pure hobbyist craft: a beginner name-tag 3D-printing session with little engineering depth.
Beginner course: learn basic 3D CAD in Autodesk Fusion and 3D-print your own name tag.
In person · Kanto (Tokyo) · JA
Design Matters x Spectrum Tokyo
English-language design meetup with lightning talks and networking in Shibuya, the night before the Design Matters 26 conference.
In person · Kanto (Tokyo) · EN
Nerd Nite Tokyo #83: Cosmo Bronco
English bar talks in Shin-Okubo: designing electronics that survive space, plus lessons on people learned from horses.
In person · Kanto (Tokyo) · EN
Sat, November 14, 2026
4eventsai& meetup @ SGLang Summit Out of scope: Outside Japan: an in-person evening held in San Francisco.
Invite-only sake evening in San Francisco hosted by Yokohama AI company ai& to close out SGLang Summit week.
In person · Other · EN
TORYUMON KYUSHU 2026 Winter
A startup conference in Fukuoka for the under-25 generation, featuring entrepreneur panels, pitch sessions, and VC investment consultations.
In person · Kyushu · JA
Forward Deployed Engineer Career Night | Current FDEs from GAFAM and Top Silicon Valley AI Companies Speak
Working FDEs from GAFAM and top Silicon Valley AI firms discuss the job and career paths, followed by networking.
In person · Kanto (Tokyo) · JA
Miami | Opus 5.5 Build Day - Marketing Sprint Out of scope: outside Japan: in-person event at Miami, FL on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other · Nov 14 – Nov 15
Mon, November 16, 2026
1event
Tue, November 17, 2026
2eventsAgent Harness Build Night
Shibuya build night on AI agent harnesses (loops, tools, memory, permissions, evals), ending in demos and a community vote.
In person · Kanto (Tokyo) · JA/EN
Winning Overseas Now: Learning the Speed of Product Building from the World【DeNA FOUNDERS LOUNGE vol.2】【by DeNA】
DeNA FOUNDERS LOUNGE vol.2: a talk on what Japanese founders can learn from the speed of product building in China and abroad, plus networking.
In person · Kanto (Tokyo) · JA
Wed, November 18, 2026
5eventsCorporate Culture White Paper 2026 Briefing & Corporate Culture Survey Launch: Hiring, Retention and Culture
A culture survey launch, a 2026 white paper briefing and a three-company panel on how culture drives hiring and retention.
In person · Kanto (Tokyo) · JA
Sydney | Claude For Developers Meetup Out of scope: Outside Japan: an in-person event held in Sydney, Australia.
Claude Code developer meetup in Sydney with networking, community talks and an open Q&A.
In person · Other · EN
Snack and Connect
Weekly drop-in startup networking with snacks at Shibuya Bridge, open to founders, investors and the startup-curious. No registration needed.
In person · Kanto (Tokyo) · EN
Diffusion Models: From Foundations to a Working Application
Tokyo AI technical session on diffusion models: flow matching intuition, diffusion LLMs like RND1, and genome foundation models.
In person · Kanto (Tokyo) · EN
IDEA CLIMBING: Learn to Explain Your Business Idea to Others Out of scope: Student programming: participation is restricted to students (参加対象：学生等), and this calendar is for adults.
A 90-minute workshop for students on generating a business idea and shaping it into something they can explain to others.
In person · Kanto (Tokyo) · JA
Thu, November 19, 2026
2eventsAI Salon St. Pete/Tampa November Out of scope: outside Japan: in-person event at St. Petersburg, Florida on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
TenguCon 3.0
Two-day grassroots hacker conference in Akihabara on offensive security, AI exploitation, hardware and space hacking.
In person · Kanto (Tokyo) · EN · Nov 19 – Nov 20
Sat, November 21, 2026
2eventsMarunouchi Morning Code
A free Saturday-morning laptop meetup in Marunouchi to work on and chat about code, web, cloud, blockchain and AI projects.
In person · Kanto (Tokyo) · EN
[Online] [98th] Let's Translate MDN Together! Translation Community Monthly Meetup
Monthly online meetup to translate MDN Web Docs into Japanese together on Slack. Beginners welcome, with help on the GitHub workflow.
Online · JA
Sun, November 22, 2026
1event
Mon, November 23, 2026
1event
Tue, November 24, 2026
2eventsMonterrey | Claude for Commerce, Manufacturing & Industry 4.0 Out of scope: outside Japan: in-person event at Monterrey, Mexico on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
Business In Japan 100K Members Celebration Party
Business In Japan's 100K-member celebration in Chuo-ku, Tokyo: catered networking party, English or Japanese welcome.
In person · Kanto (Tokyo) · JA/EN
Wed, November 25, 2026
3events2nd Workshop on Learning Dynamical System (WLDS2)
Three-day hybrid RIKEN AIP research workshop on learning dynamical systems: neural ODEs, Koopman operators, climate data assimilation.
Hybrid · Kanto (Tokyo) · EN · Nov 25 – Nov 27
Snack and Connect
Weekly drop-in startup networking with snacks at Shibuya Startup Support's Shibuya Bridge office. No registration needed.
In person · Kanto (Tokyo) · EN
Yukiguni Startup Day 2026 [Niigata Ojiya x Minamiuonuma Innovation Event]
Startups and researchers from Ojiya and Minamiuonuma discuss snow-country foodtech and snowtech through pitches and panels.
Hybrid · Kanto (Tokyo) · JA
Thu, November 26, 2026
1event
Fri, November 27, 2026
3eventsAI Salon Amsterdam Out of scope: outside Japan: in-person event at Amsterdam, Netherlands on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
20° AI Salon Torino Out of scope: outside Japan: in-person event at Turin, Italy on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other
WE AT CHALLENGE 2026: One of Asia's Largest Well-being Pitch Contests (Online streaming available)
20 finalists chosen from 600+ entries in 40 countries pitch Well-being ventures across four tracks, each with a JPY 10M prize.
Hybrid · Kanto (Tokyo) · JA
Sat, November 28, 2026
2eventsJJUG CCC 2026 Fall: On-site Volunteer Staff Wanted
Volunteer staff and staff leaders wanted to help run JJUG CCC 2026 Fall, Japan's Java community conference, on Nov 28 in Shinjuku.
In person · Kanto (Tokyo) · JA
JJUG CCC 2026 Fall (In-Person Only)
Autumn edition of Japan's largest Java community conference: multi-track sessions and an LT party in Nishi-Shinjuku, in person only.
In person · Kanto (Tokyo) · JA
Sun, November 29, 2026
3eventsGoogle Developer Group DevFest Tokyo 2026
DevFest Tokyo 2026, GDG Tokyo's annual developer conference, held at JP Tower in Marunouchi.
In person · Other · JA
Sapporo | Claude Meetup
Sapporo meetup with an intro talk and live demos on using Claude for everyday business work, aimed at small-business leaders.
In person · Hokkaido · JA
[Beginner] Rapid Prototyping Workshop: Learn Laser Cutting and Electronics Basics by Building an Original LED Light
Beginner rapid prototyping workshop at TIB FAB: build an LED light using a laser cutter, a 3D printer and soldering.
In person · Kanto (Tokyo) · JA
Mon, November 30, 2026
1event
Tue, December 1, 2026
3eventsAI Salon | Cops and Robbers Out of scope: Outside Japan: an in-person AI Salon chapter event held in the Lugano area of Ticino, Switzerland.
AI Salon Ticino session in the Lugano area on how generative AI is changing cybersecurity, identity verification and AI agent permissions.
In person
AMD x ai& Build Day - Experience frontier open models × AMD hardware in one day.
One-day hackathon inside AMD Advancing AI Japan: eight teams use open models on AMD hardware to tackle real partner problems and demo them.
In person · Kanto (Tokyo) · JA/EN
Go Global Hub #3 Out of scope: Placeholder: the listing is marked as a draft in preparation and its description is copied from the previous session.
Draft listing for the third Go Global Hub 2026 session in Shibuya; details not yet published and the text is copied from session 2.
In person · Kanto (Tokyo) · EN
Wed, December 2, 2026
2eventsSXSW 2027 | To Austin, Where Global Business and Technology Meet
An info session and networking on how companies and startups can use SXSW in Austin, with case studies from Japan.
In person · Kanto (Tokyo) · JA
Jamaica | Claude Community Caribbean Impact Lab Out of scope: outside Japan: in-person event at Green Island, Jamaica on a global multi-city calendar, with no Japan venue or Japan tie-in
In person · Other · Dec 2 – Dec 3
Thu, December 3, 2026
2eventsProductTank Tokyo - Monthly Casual @ TenCups Cafe Bar & Lounge
Casual evening networking for product managers and aspiring PMs over food and drinks at TenCups in Shibuya.
In person · Kanto (Tokyo) · JA/EN
Can AI Create Aspiration? Learning from Lexus How to Make a Business the One People Choose [Hikari no Atekata: Atsushi Takata x Daiki Hayakawa]
Former Lexus brand chief Atsushi Takata on how a business earns being chosen, and how to build a brand, in the age of AI.
In person · Kanto (Tokyo) · JA
Fri, December 4, 2026
2events2600 Meeting
A monthly 2600 hacker meeting in Shinjuku, with the bar reserved for open talk about hacking and security.
In person · Kanto (Tokyo) · EN
2600 Meeting
Monthly Tokyo 2600 meeting, the only active one in Japan: an open hangout in a reserved Kabukicho bar to talk hacking and security.
In person · Kanto (Tokyo) · EN
Wed, December 9, 2026
1eventThu, December 10, 2026
2eventsTsukuba Startup Night 2026 (TG #408)
Venture Café Tokyo special edition connecting Tsukuba's research-driven deep tech startups with Tokyo corporates and executives.
Hybrid · Kanto (Tokyo) · JA
Entrepreneurs Roundtable Tokyo 10 at Sakura Deeptech Shibuya at Tokyo Tech Week
Up to five startups pitch to VCs for feedback at the 10th Entrepreneurs Roundtable Tokyo in Shibuya, during Tokyo Tech Week.
In person · Kanto (Tokyo) · EN
Wed, December 16, 2026
1eventThu, December 17, 2026
1eventFri, December 18, 2026
1event
Sat, December 19, 2026
4eventsSocial Hack Day #79
Code for Japan's recurring one-day civic tech hackathon: bring social-impact projects and build services with collaborators.
Hybrid · Kanto (Tokyo) · JA
TORYUMON TOKYO 2026 Winter
Japan's largest U25 startup conference, with founder panels, pitches, VC consultations, and a networking mixer in Shibuya.
In person · Kanto (Tokyo) · JA
TORYUMON TOKYO 2026 REBOOT
One of Japan's largest startup conferences for under-25s: founder panels, young founder pitches, VC consultations and networking in Shibuya.
In person · Kanto (Tokyo) · JA
[In Person] Turn Ideas into Reality Fast: Hands-on AI x Programming Workshop for High School and University Students Out of scope: Students programming: the workshop is aimed exclusively at high school and university students.
Hands-on workshop at TIB for high school and university students to prototype their ideas in three hours with AI and code.
In person · Kanto (Tokyo) · JA
Fri, January 1, 2027
2events2600 Meeting
Monthly Tokyo chapter meeting of the worldwide 2600 hacker gathering, held in a reserved Kabukicho bar with no fixed agenda.
In person · Kanto (Tokyo) · JA/EN
2600 Meeting
Monthly Tokyo 2600 meeting, the only active one in Japan: an open hangout in a reserved Kabukicho bar to talk hacking and security.
In person · Kanto (Tokyo) · EN
