Top Startup Events in Japan to Check Out in 2025
Your Go-To List for Connecting with Founders, Investors & Innovators
Why Japan’s Startup Scene Deserves Your Attention in 2025
If you’re in the startup world, you already know that the right connections and insights can change everything. Whether you’re an entrepreneur eyeing the Japanese market, an investor searching for the next big opportunity, or simply someone passionate about innovation, Japan in 2025 is the place to be.
With the country ramping up its startup ecosystem—through initiatives like the expanded Startup Visa and government-backed accelerators—there’s never been a better time to tap into Japan’s business landscape. And the best way to do that?
Show up.
Startup events are where ideas turn into reality, partnerships take shape, and game-changing opportunities arise. That’s why I’ve put together this must-attend list of Japan’s top startup events in 2025, spanning from Tokyo to Osaka. Whether you're a founder, an investor, or just startup-curious, these gatherings will help you build the network and insights you need to succeed.
So if you’re ready to dive into Japan’s thriving startup scene, here’s your ultimate guide to the biggest events this year—plus how to make the most of them. 🚀
Here’s a quick rundown of the must-attend startup events in Japan for 2025.
1. Takeoff Tokyo 2025
📅 Date: March 25-26, 2025
📍 Location: Tokyo Big Sight East Hall 6, Tokyo
🎯 Who Should Attend: Founders, investors, and corporate innovators
One of Asia’s biggest startup gatherings, Takeoff Tokyo brings together top founders, VCs, and industry leaders for keynotes, panel discussions, and high-value networking.
💰 Tickets: From ¥16,900 (discounts for startups and investors)
🔗 Website: https://www.takeoff-tokyo.com/
🚉 Access: Yurikamome Line (Kokusai-Tenjijo-Seimon) / Rinkai Line (Kokusai-Tenjijo)
2. Startup JAPAN EXPO 2025
📅 Date: May 8-9, 2025
📍 Location: Tokyo Big Sight, Tokyo
🎯 Who Should Attend: Startups looking for investors & business partnerships
This is Japan’s largest startup exhibition—perfect for early-stage and scaling startups to showcase their products and connect with major players in the ecosystem.
🚀 Exhibitor Applications: Open now for startups
🔗 Website: https://port.creww.me/en/event/134024
3. SusHi Tech Tokyo 2025
📅 Date: May 9-10, 2025
📍 Location: Tokyo (Venue TBA)
🎯 Who Should Attend: Innovators in sustainability, Web3, and deep tech
A global innovation event focused on tackling urban challenges. If you’re working on smart cities, blockchain, or climate tech, this is a great space to connect with corporates, investors, and government leaders.
🔗 Website: https://www.startupblink.com/blog/top-startup-events-in-asia/
4. Japan Energy Summit & Exhibition 2025
📅 Date: June 18-20, 2025
📍 Location: Tokyo Big Sight, Tokyo
🎯 Who Should Attend: Climate tech & energy startups, investors, policymakers
A key event for those in energy and sustainability. The Startup Zone inside the Climatetech Zone is the place to be for startups looking to connect with major players in the sector.
🔗 Website: https://www.japanenergyevent.com/climatetech-zone/startup-zone/
5. Global Startup EXPO 2025
📅 Date: TBA (Part of Expo 2025 Osaka)
📍 Location: Osaka, Japan
🎯 Who Should Attend: Founders, VCs, accelerators, deep tech startups
A global event where startups and investors come together to tackle major challenges with deep tech and disruptive solutions. Definitely one of the biggest startup-focused events of the year.
🔗 Website: https://global-startup-expo.go.jp/index_en.html
6. Expo 2025 Osaka, Kansai, Japan
📅 Date: April 13 - October 13, 2025
📍 Location: Yumeshima Island, Osaka
🎯 Who Should Attend: Startups exploring future tech, sustainability & global expansion
Not just a startup event, but one of the biggest international expos of the decade. Tons of opportunities for networking, collaborations, and exposure.
🔗 Website: https://www.expo2025.or.jp/en/
Why You Shouldn’t Miss These Events
✅ Connect with Investors – Meet top-tier VCs, angel investors, and corporate backers.
✅ Expand Your Network – Get to know founders, industry leaders, and potential partners.
✅ Stay Ahead of Trends – Catch the latest in AI, Web3, deep tech, and sustainability.
✅ Showcase Your Startup – Pitch your business, attract customers, and gain traction.
If you’re serious about scaling your startup or investing in the right opportunities, these events are where you need to be. Mark your calendars and see you in Japan! 🚀🔥
If there are other interesting events that should be on the list, drop them in the comments! Would love to hear your recommendations.