JA

Sui x ONE Championship Tokyo Builders’ Arena

2025.10.29

  • Web3

  • Meetup

  • Event

​Get ready to step into the Builders’ Arena, where the spirit of competition meets the power of innovation.
In partnership with ONE Championship, this event challenges developers, designers, and creators to build impactful solutions using Sui, the next-generation blockchain for fast, secure, and scalable applications.

​Builders will compete with creativity, code, and grit to win the top prize and a chance to attend ONE 173 at Ariake Arena.

Event Overview

  • Date: Nov 14 7:00 PM – Nov 15, 10:00 PM
  • Venue: Pacific Meta Inc.（Pacific Hub）Tokyo, Minato City, Shiba, 2-chōme−2−１２ Hamamatsucho Prex 801

Join the event and find more details here!

​The Challenge

​Participants will take on creative challenges inspired by ONE Championship:

  • ​Help ONE Championship engage with its Japanese audience in new ways.
  • ​Help ONE Championship athletes connect better with fans.

​Build your MVP within 24 hours, and present it live at the Saturday evening showcase.

​Awards & Prizes

​Overall Winners:
🥇 1st Place – $4,000
🥈 2nd Place – $2,000
🥉 3rd Place – $1,000

​Category Awards:

  • ​Best Smart Contract – $1,000
  • ​Best UX – $1,000
  • ​ONE Championship’s Favorite – $1,000
  • ​Best Demo Pitch/Video – $1,000
  • ​Best Chin/Beast Mode (Who Slept the Least) – $200

​Schedule

​Optional Pre-Event:

  • ​Intro to Move & Basic Smart Contract Workshop

​Friday, November 14

  • ​7:00 PM – Orientation & Team Kickoff

​Saturday, November 15

  • ​5:00 PM – Project Submission Deadline
  • ​7:00 PM – Project Presentations & Demo Session

​Sunday, November 16

  • ​1:00 PM – Winners attend ONE 173 live at Ariake Arena

​Who Should Join

​We’re inviting students, developers, and builders from the Japanese Web3 and AI communities, especially those eager to explore the Sui ecosystem.

​Team Format: Solo participants or teams of up to 2 members.

​Note: Registration approvals will begin by October 31, 2025.

​Sui

​​​Sui is a first-of-its-kind Layer 1 blockchain and smart contract platform designed from the ground up to make digital asset ownership fast, private, secure, and accessible to everyone. Its object-centric model, based on the Move programming language, enables parallel execution, sub-second finality, and rich on-chain assets. With horizontally scalable processing and storage, Sui supports a wide range of applications with unrivaled speed at low cost. Sui is a step-function advancement in blockchain and a platform on which creators and developers can build amazing user-friendly experiences. For more information about Sui, please visit https://sui.io.

​ONE Championship

​ONE Championship is Asia’s largest sports media property, dedicated to showcasing the beauty of martial arts and its core values: respect, courage, integrity, and humility. Headquartered in Singapore, ONE hosts world-class events across Asia and shares the inspirational stories of athletes who embody the spirit of martial arts.

​Learn more at https://www.onefc.com/

​Event Partners:

​Pacific Meta

​​​​​Pacific Meta is a leading Web3 accelerator deeply rooted in Japan and across Asia, leveraging local connections, marketing expertise, and event management experience to drive business growth in the region’s web3 ecosystem. Learn more at ​https://pacific-meta.co.jp/

​Web3/AI Gairon at Chiba Institute of Technology

​The Web3/AI Gairon at Chiba Institute of Technology is an accredited university course held annually from April to July, offering students an in-depth introduction to Web3 and artificial intelligence.  So far, nearly 800 participants—including undergraduate and graduate students from Chiba Tech, students from other universities, and working professionals—have taken part, developing a wide range of projects using blockchain and AI technologies.

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Join the event and find more details here!

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