# Startup & founder events in Tokyo

Curated by [foundercal.com](https://foundercal.com/). Only events worth a founder's time: conferences, demo days, founder dinners, meetups and workshops. Generic networking filler is filtered out. Updated daily.

- City page (HTML): https://foundercal.com/cities/tokyo
- Calendar feed (ICS): https://foundercal.com/cities/tokyo.ics
- All cities + usage guide for AI agents: https://foundercal.com/llms.txt

30 upcoming events as of 31 August 2026.

## AI Tinkerers Tokyo · September Meetup

- Date: Tuesday 1 September 2026, 18:00 (Asia/Tokyo)
- Type: Meetup
- Organizer: [AI Tinkerers Tokyo](https://foundercal.com/organizers/ai-tinkerers-tokyo)
- Details: https://foundercal.com/events/ai-tinkerers-tokyo-september-meetup-2026-09-01
- Register / official page: https://foundercal.com/out/8076?p=md

Tokyo's chapter of the AI Tinkerers network: a technical show-and-tell where people demo what they actually built since last time, live, with the code on screen. No keynotes, no vendor pitches: the filter is that you have to have shipped something. Around 60 attending, English-friendly, and one of…

## AI in Life Sciences: Protein Representation and Autonomous Labs

- Date: Tuesday 1 September 2026, 18:00 (Asia/Tokyo)
- Type: Workshop
- Organizer: [Tokyo AI (TAI)](https://foundercal.com/organizers/tokyo-ai-tai)
- Details: https://foundercal.com/events/ai-in-life-sciences-protein-representation-and-autonomous-labs-qwa8k9bFG7fzdAf
- Register / official page: https://foundercal.com/out/8784?p=md

Description This event explores the intersection of applied machine learning, computational biology, and wet-lab automation. The sessions will cover three critical layers of modern in silico research: representation learning for aligning molecules and proteins in a shared vector space, genome-scale…

## staaake Global Dinner Club for Founders & Creators now in Tokyo

- Date: Wednesday 2 September 2026, 16:00 (Asia/Tokyo)
- Type: Dinner
- Venue: Tokyo, 1 Chome-16-2 Kaigan, Minato City
- Organizer: [staaake](https://foundercal.com/organizers/staaake)
- Details: https://foundercal.com/events/staaake-global-dinner-club-for-founders-and-creators-now-in-tokyo-316096319
- Register / official page: https://foundercal.com/out/8849?p=md

staaake Global Dinner Club Book here: https://luma.com/staaake * Now for a short time in Tokyo Weekly, small, curated dinners for founders and people in tech who want real conversations and long-term relationships. Hosted in 20+ cities worldwide LinkedIn: 10,000+ followers…

## Venture Café Tokyo Thursday Gathering

- Date: Thursday 3 September 2026, 16:00 (Asia/Tokyo)
- Type: Meetup
- Price: Free
- Venue: CIC Tokyo, Toranomon Hills Business Tower 15F, 1-17-1 Toranomon, Minato City, Tokyo 105-6415
- Organizer: [Venture Café Tokyo](https://foundercal.com/organizers/venture-cafe-tokyo)
- Details: https://foundercal.com/events/venture-cafe-tokyo-thursday-gathering-2026-09-03
- Register / official page: https://foundercal.com/out/9265?p=md

Every Thursday evening, five floors up in Toranomon Hills, CIC Tokyo turns into the closest thing Japan has to a standing founder bar. Six parallel sessions run from 16:00 to 21:00: investor office hours, technical talks, market-entry clinics, community pitches, and then a long open floor where…

## Networking for Entrepreneurs at Thursday Gathering | 起業家交流会

- Date: Thursday 3 September 2026, 16:00 (Asia/Tokyo)
- Repeats: 4 upcoming dates (every week)
- Type: Meetup
- Venue: CIC Tokyo, 1-chōme-17-1 Toranomon, Minato City, Tokyo
- Organizer: [Venture Café Tokyo](https://foundercal.com/organizers/venture-cafe-tokyo)
- Details: https://foundercal.com/events/networking-for-entrepreneurs-at-thursday-gathering-316111951
- Register / official page: https://foundercal.com/out/9317?p=md

Sign-up & Learn More: https://venturecafetokyo.peatix.com Tokyo’s Premier Multi-Lingual Networking Hub for Entrepreneurs Join Venture Café Tokyo’s Thursday Gathering, the city’s most dynamic multi-lingual networking space for entrepreneurs, innovators, and changemakers. As part of the global…

## Claude AI Economy Meetup Tokyo

- Date: Thursday 3 September 2026, 18:00 (Asia/Tokyo)
- Type: Meetup
- Venue: 株式会社Pacific Meta（Pacific Hub）, Japan, 〒105-0014 Tokyo, Minato City, Shiba, 2-chōme−2−１２ 浜松町 Prex 801
- Organizer: [Claude Community Events](https://foundercal.com/organizers/claude-community-events)
- Details: https://foundercal.com/events/claude-ai-economy-meetup-tokyo-ddUXQNWiPRZG0TF
- Register / official page: https://foundercal.com/out/7548?p=md

【注意事項】当日の参加人数によっては、会場の収容人数の都合上、入場を制限させていただく場合がございます。あらかじめご了承いただきますようお願い申し上げます。 [Notice] Depending on the number of attendees on the day, entry may be restricted due to the venue's capacity. Thank you in advance for your understanding. ──────────────── 「Claude AI Economy Meetup…

## La French Tech Tokyo - Biotech Speakeasy Vol.II

- Date: Thursday 3 September 2026, 18:00 (Asia/Tokyo)
- Type: Dinner
- Organizer: Personal
- Details: https://foundercal.com/events/la-french-tech-tokyo-biotech-speakeasy-vol-ii-kYe5ksiR511MfBN
- Register / official page: https://foundercal.com/out/9565?p=md

Biotech Speakeasy is back for Vol. 2! The hangout for people who know their way around a pipette and a cocktail menu. No panels. No pitches. No pressure. Just a room full of biotech brains swapping stories and ideas. 🥂 New this round: thanks to our sponsors, the bar is ours from 18:00 to 21:00.…

## Robotics x Competitions!

- Date: Thursday 3 September 2026, 19:00 (Asia/Tokyo)
- Type: Meetup
- Venue: CIC Tokyo, 東京都港区虎ノ門1-17-1 虎ノ門ヒルズビジネスタワー 15F, Tokyo
- Organizer: [Robotics x Tokyo](https://foundercal.com/organizers/robotics-x-tokyo)
- Details: https://foundercal.com/events/robotics-x-competitions-316248704
- Register / official page: https://foundercal.com/out/9318?p=md

Please join Robotics x Tokyo for another great panel discussion and networking session, this time focusing on ‘Robotics x Competitions!’ We’ll be chatting with a wonderful mix of students and professionals who have extensive experience competing in various popular robot and robot-adjacent…

## Cambrian Night 37

- Date: Friday 4 September 2026, 18:00 (Asia/Tokyo)
- Type: Meetup
- Price: JP¥1,000
- Venue: Tokyo Innovation Base, 3-8-3 Marunouchi, Chiyoda City, Tokyo 100-0005
- Organizer: [Cambrian Night](https://foundercal.com/organizers/cambrian-night)
- Details: https://foundercal.com/events/cambrian-night-37-2026-09-04
- Register / official page: https://foundercal.com/out/8074?p=md

A quarterly frontier-tech salon that has been running for years and deliberately refuses to stay in one lane: this edition puts an SF-prototyping novelist, the founder of care-tech company aba (whose Helppad sensor reads a diaper without opening it), RIKEN's hibernation-biology lead on inducing…

## Founders Running Club :: Tokyo

- Date: Saturday 5 September 2026, 09:00 (Asia/Tokyo)
- Type: Meetup
- Venue: Soho House Tokyo, 東京都港区南青山３丁目８−３５, Tokyo
- Organizer: [Founders Running Club :: Tokyo](https://foundercal.com/organizers/founders-running-club-tokyo)
- Details: https://foundercal.com/events/founders-running-club-tokyo-316323560
- Register / official page: https://foundercal.com/out/9638?p=md

Founders Running Club :: Tokyo🗼 ​Founders Running Club (FRC) brings founders, investors, tech, creative people and startup enthusiasts together for weekly easy runs and networking. We like to be comfortable when we run and finish with coffee and conversations. Choose your pace or follow a pacer,…

## TIB STUDIO Demo Day 2026

- Date: Sunday 6 September 2026, 13:00 (Asia/Tokyo)
- Type: Demo Day
- Price: Free
- Venue: Tokyo Innovation Base (2F STAGE), 3-8-3 Marunouchi, Chiyoda City, Tokyo 100-0005
- Organizer: [Tokyo Innovation Base](https://foundercal.com/organizers/tokyo-innovation-base)
- Details: https://foundercal.com/events/tib-studio-demo-day-2026-2026-09-06
- Register / official page: https://foundercal.com/out/8070?p=md

The closing pitch day for TIB STUDIO, the Tokyo Metropolitan Government's pre-seed validation programme, and the rare free demo day where the investors in the room are actually looking. Alongside the cohort pitches there are two talk sessions with substance: Chiba Dojo's Koki Hirota and Kauche…

## LLM^2: Language Learning Meets Large Language Models

- Date: Monday 7 September 2026, 07:45 (Asia/Tokyo)
- Type: Dinner
- Venue: Beltempo, Hotel Metropolitan Edmont, 3 Chome-10-8 Iidabashi, Chiyoda City, Tokyo
- Organizer: [TechBrunch: Where Tech Minds Meet Over Meals](https://foundercal.com/organizers/techbrunch-where-tech-minds-meet-over-meals)
- Details: https://foundercal.com/events/llm-2-language-learning-meets-large-language-models-316251309
- Register / official page: https://foundercal.com/out/9320?p=md

💻🍳 Tech + Brunch = TechBrunch: Language Learning Edition! Let's explore the intersection of large language models and human language acquisition. We'll discuss how these computational tools are changing the ways we learn languages. 👥 Who Should Attend • Language learners • Educators • Software…

## Startup Career Night

- Date: Tuesday 8 September 2026, 18:00 (Asia/Tokyo)
- Type: Pitch
- Organizer: Personal
- Details: https://foundercal.com/events/startup-career-night-oaBG1QGGSPa3c8Q
- Register / official page: https://foundercal.com/out/9740?p=md

This event is hosted in Japanese and English📌 イベント概要 ＼次世代を創るスタートアップ × 挑戦したい学生が集う熱い一夜／ 「スタートアップで働く・インターンするって実際どうなの？」 「立ち上げ期のリアルな話や、熱い想いを持った起業家と直接話したい！」 そんな学生のために、厳選された注目スタートアップ企業と直接つながれるキャリアイベントを開催します！ ピッチプレゼンだけでなく、少人数でじっくり話せる個別面談＆ネットワーキングの時間もたっぷり用意。…

## Vibe Coders Jam Session: feat. Base44 バイブコーディング

- Date: 12 September 2026 – 13 September 2026
- Type: Hackathon
- Organizer: [AI Builders](https://foundercal.com/organizers/ai-builders)
- Details: https://foundercal.com/events/vibe-coders-jam-session-feat-base44-0JsQfs4n2yDbvTS
- Register / official page: https://foundercal.com/out/8550?p=md

A hands-on build night for Tokyo’s AI builder community, co-hosted with Base44, the AI app builder that turns a short prompt into a full-stack web app in minutes. Bring a laptop, a product idea, and a few hours of focused energy. We pair up, ship side by side, and end the night with live demos.…

## Daytona HackSprint Tokyo ハッカソン東京

- Date: Saturday 12 September 2026, 13:00 (Asia/Tokyo)
- Type: Hackathon
- Organizer: [AI Builders](https://foundercal.com/organizers/ai-builders)
- Details: https://foundercal.com/events/daytona-hacksprint-tokyo-wHfjIqVVreCMdmU
- Register / official page: https://foundercal.com/out/8551?p=md

Daytona HackSprint 単純なチャットボットの時代は終わりました。実際のAIアプリケーションは、ライブデータの収集、ワークフローの自動化、インフラの管理、大規模なデプロイを本番環境で連携させて行う必要があります。本物のAIシステムを構築する準備ができているなら、このハッカソンがあなたのためのものです。 AI Buildersは、タイトルスポンサーのDaytonaと提携し、東京でハンズオン形式の1日中ハッカソンを開催します。今日のエージェントインフラを支えるオープンソースランタイムを使って、本番グレードのAIアプリケーションのプロトタイプを構築できます。 Daytonaについて…

## Morning Pitch #600: Next-Generation Industrial Infrastructure

- Date: Thursday 17 September 2026, 07:00 (Asia/Tokyo)
- Type: Pitch
- Price: Free
- Venue: Global Business Hub Tokyo, Otemachi Financial City Grand Cube 3F, 1-9-2 Otemachi, Chiyoda City, Tokyo 100-0004
- Organizer: [Morning Pitch (Deloitte Tohmatsu Venture Support)](https://foundercal.com/organizers/morning-pitch-deloitte-tohmatsu-venture-support)
- Details: https://foundercal.com/events/morning-pitch-600-next-generation-industrial-infrastructure-2026-09-17
- Register / official page: https://foundercal.com/out/9263?p=md

Tokyo's longest-running startup pitch fixture: 7am on a Thursday in Otemachi, five startups pitch to a room of corporate development and CVC people, then everyone swaps cards over coffee. This is edition 600, co-hosted with Mitsubishi Estate, on next-generation industrial infrastructure: physical…

## BioAI Summit 2026

- Date: Thursday 17 September 2026, 13:00 (Asia/Tokyo)
- Type: Conference
- Venue: Tokyo Innovation Base (2F STAGE), 3-8-3 Marunouchi, Chiyoda City, Tokyo 100-0005
- Organizer: [Bio-AI Council](https://foundercal.com/organizers/bio-ai-council)
- Details: https://foundercal.com/events/bioai-summit-2026-2026-09-17
- Register / official page: https://foundercal.com/out/8073?p=md

Japan's bio-AI scene compressed into one afternoon, on the argument that the moat is not the model: it is the ability to generate high-quality biological data in the first place, which is exactly where Japanese life science and precision manufacturing are strong. Craif's CEO opens, then sessions…

## English Pitch Workshop #1: Pitching Tokyo Startups to Global Investors

- Date: Friday 18 September 2026, 14:00 (Asia/Tokyo)
- Type: Workshop
- Price: Free
- Venue: Tokyo Innovation Base, 3-8-3 Marunouchi, Chiyoda City, Tokyo 100-0005
- Organizer: [Tokyo Metropolitan Government](https://foundercal.com/organizers/tokyo-metropolitan-government)
- Details: https://foundercal.com/events/english-pitch-workshop-1-pitching-tokyo-startups-to-global-investors-2026-09-18
- Register / official page: https://foundercal.com/out/9266?p=md

Antti Sonninen, founding CEO of Slush Tokyo and now CEO of Takeoff Tokyo, teaches the two things Japanese founders get wrong when they go abroad: choosing the market and opening the pitch. Half the session is how to decide when and where to expand, the other half is what separates an English pitch…

## スタートアップM&Aバイサイドピッチ＆交流会（9/18(金)）

- Date: Friday 18 September 2026, 18:00 (Asia/Tokyo)
- Type: Pitch
- Venue: TOKYO VENTURE CAPlTAL HUB, Japan, 〒105-0001 Tokyo, Minato City, Toranomon, 5-chōme−9−１ 麻布台ヒルズガーデンプラザB 4階/5階
- Organizer: [Tokyo Venture Capital Hub](https://foundercal.com/organizers/tokyo-venture-capital-hub)
- Details: https://foundercal.com/events/m-and-a-and-9-18-byHhwktoZDJ3qjb
- Register / official page: https://foundercal.com/out/7312?p=md

Tokyo Venture Capital Hub運営事務局の平田です。 スタートアップM&Aに取り組むCVC・事業会社3社をお招きした新企画、「スタートアップM&Aバイサイドピッチ」をスタートします！ 「投資先企業の出口戦略として...」「事業シナジーの最大化を目指して...」「資本効率を意識したインオーガニック成長戦略として...」 このようなインサイトから、売り手・買い手双方におけるM&Aへの関心が高まっております。VCコミュニティを運営するVCHUBとして、スタートアップM&Aに関わる実践的な学びと交流を創出すべく、「バイサイドによるピッチイベント」というユニークな形式でお届けします！…

## Agentic Summit 2026

- Date: Wednesday 23 September 2026, 11:00 (Asia/Tokyo)
- Type: Conference
- Venue: UTokyo Ito Hall, 7-3-1 Hongo, Bunkyo City, Tokyo 113-0033
- Organizer: [Nyx Foundation](https://foundercal.com/organizers/nyx-foundation)
- Details: https://foundercal.com/events/agentic-summit-2026-2026-09-23
- Register / official page: https://foundercal.com/out/8071?p=md

A single-day summit on the hard part of the agent economy: once AI agents transact, settle and negotiate on their own, what does the trust layer look like? Identity, authorisation, safety, auditability. Hosted by the Nyx Foundation at UTokyo's Ito Hall as an official ETHGlobal Tokyo side event, so…

## ETHGlobal Tokyo 2026

- Date: 25 September 2026 – 27 September 2026
- Type: Hackathon
- Price: Free
- Venue: Toranomon Hills Forum, 1-23-3 Toranomon, Minato City, Tokyo 105-6305
- Organizer: [ETHGlobal](https://foundercal.com/organizers/ethglobal)
- Details: https://foundercal.com/events/ethglobal-tokyo-2026-2026-09-25
- Register / official page: https://foundercal.com/out/2569?p=md

The marquee Ethereum hackathon lands in Tokyo for a 48-hour weekend of teams shipping real on-chain prototypes against a six-figure prize pool from 40+ protocol sponsors. ETHGlobal events are the highest-signal builder rooms in crypto: you walk in with an idea and walk out with a working product,…

## Ethereum Institutional Summit 2026

- Date: Friday 25 September 2026, 10:00 (Asia/Tokyo)
- Type: Conference
- Organizer: [Fracton Ventures](https://foundercal.com/organizers/fracton-ventures)
- Details: https://foundercal.com/events/ethereum-institutional-summit-2026-2026-09-25
- Register / official page: https://foundercal.com/out/8072?p=md

An invitation-only, 300-seat summit that puts Japanese banks and global institutional allocators in the same room as the founders building Ethereum's institutional layer: stablecoin treasury rails, tokenised real-world assets, onchain accounting and institutional-grade DeFi. Fracton Ventures…

## Pragma Tokyo 2026

- Date: Saturday 26 September 2026, 09:00 (Asia/Tokyo)
- Type: Conference
- Venue: Toranomon Hills Forum, 1-23-3 Toranomon, Minato City, Tokyo 105-6305
- Organizer: [ETHGlobal](https://foundercal.com/organizers/ethglobal)
- Details: https://foundercal.com/events/pragma-tokyo-2026-2026-09-26
- Register / official page: https://foundercal.com/out/8075?p=md

ETHGlobal's one-day builder summit, dropped into the middle of the ETHGlobal Tokyo hackathon weekend. There are no parallel tracks: one room, one thread, talks from founders actually shipping protocols rather than a sponsor carousel, and long breaks engineered for real conversation. The room is the…

## Vibe Coding & Tech Networking in Shibuya

- Date: Sunday 27 September 2026, 14:00 (Asia/Tokyo)
- Repeats: 2 upcoming dates (every month)
- Type: Meetup
- Organizer: [Tokyo Vibe Coding](https://foundercal.com/organizers/tokyo-vibe-coding)
- Details: https://foundercal.com/events/vibe-coding-and-tech-networking-in-shibuya-316293143
- Register / official page: https://foundercal.com/out/9319?p=md

[Event Description] "Stuck on a technical issue while developing alone?" "Have a great app idea but need a team?" "Want to meet other developers and exchange insights on the latest tech?" "Interested in Vibe Coding and building things faster with AI?" Join us for an informal Vibe Coding & Tech…

## Innovation Leaders Summit 2026

- Date: 30 November 2026 – 3 December 2026
- Type: Conference
- Venue: Toranomon Hills Mori Tower, 1-23-1 Toranomon, Minato City, Tokyo 105-6390
- Organizer: [Innovation Leaders Summit](https://foundercal.com/organizers/innovation-leaders-summit)
- Details: https://foundercal.com/events/innovation-leaders-summit-2026-2026-11-30
- Register / official page: https://foundercal.com/out/9264?p=md

Four days of pre-booked one-to-one meetings between roughly 100 Japanese corporates and 700 startups and university labs, at Toranomon Hills. The last edition ran 2,562 matched meetings and 747 of them turned into actual collaboration projects, which is a hit rate no expo floor gets near. Buyers…

## SusHi Tech Tokyo 2027

- Date: 20 May 2027 – 22 May 2027
- Type: Conference
- Organizer: [Tokyo Metropolitan Government](https://foundercal.com/organizers/tokyo-metropolitan-government)
- Details: https://foundercal.com/events/sushi-tech-tokyo-2027-2027-05-20
- Register / official page: https://foundercal.com/out/8077?p=md

The Tokyo Metropolitan Government's own startup flagship, and the single event that pulls the whole Japanese ecosystem, plus a large foreign contingent, into one hall. The 2026 edition ran 700 exhibiting startups, roughly 10,000 pre-booked business meetings and 60,000 attendees, with a serious…