2023.11.15News Release

"Captain Tsubasa -RIVALS-," a Web3 game, is set for release on iOS and Android within 2023!

BLOCKSMITH&Co., a subsidiary that controls the Web3 related business of KLab Inc. and Mint Town, Co., Ltd. announced the upcoming release of the new blockchain game "Captain Tsubasa -RIVALS-" for iOS and Android. This game utilizes the IP of Japan's leading soccer manga "Captain Tsubasa" with an app launch scheduled for 2023. In conjunction with the app version’s release, a pre-registration campaign has also been initiated.

Features of the App Version "Captain Tsubasa -RIVALS-"

1. Play more comfortably with the app version
2. Free to play available
3. Introduction of credit card payments.


Both the smartphone app and browser versions share play data. Existing users of the browser version need only link once with the smartphone app to share the same play data across both. New players starting with the smartphone app can similarly link with the browser version.


The formerly high barrier to entry for Web3 games has been lowered with the new implementation, allowing free play. The introduction of credit card payments has significantly reduced the complexity typically associated with Web3 games.

Product Details

Title: Captain Tsubasa -RIVALS-
Platform: PC (Browser Version) / App Store / Google Play
Recommended Devices: iOS 14.0 or later, Android 9.0 or later
Price: Free (with in-app purchases)


Official Website:

Pre-registration Campaign!

For more information on the campaign, see the Pre-registration website.
Pre-registration website:

About "Captain Tsubasa -RIVALS-"

"Captain Tsubasa -RIVALS-" is a blockchain game where players cultivate NFT-based characters that appear in the original "Captain Tsubasa", and compete against other players. Players can enjoy the fully recreated "Rival Mode", online battles with "PvP Mode", and the newly implemented 11-player "Arena Mode".

Each NFT player comes with a special move 3D animation and generative BGM crafted by musician, producer, and DJ Shinichi Osawa (MONDO GROSSO). Cultivate a one-of-a-kind NFT, build a team, and compete against rivals. Professional soccer players Yuto Nagatomo and Andrés Iniesta have been appointed as official ambassadors for "Captain Tsubasa -RIVALS-", drawing significant attention.

One year after its announcement, "Captain Tsubasa -RIVALS-" aims to offer a Web3 game that can be enjoyed for years and feels both easy and exciting for many.

About "Captain Tsubasa"

“Captain Tsubasa” is a soccer manga by Yoichi Takahashi that began serialization in Shueisha’s “Weekly Shonen Jump” in 1981 and has had a tremendous impact mainly on Japanese soccer fans.
Subsequently, a sequel series depicting the growth of the main character, Tsubasa Ozora, and his friends was published.
Captain Tsubasa Rising Sun” will be serialized in Shueisha’s “Grand Jump” until 2019, and from 2020, it will be published in “Captain Tsubasa Magazine,” an extra edition of “Grand Jump.The total number of copies of the book and paperback in Japan has exceeded 70 million.It is a very popular work that has been translated into 20 languages and published in many foreign countries as well as in Japan.


Company Name: BLOCKSMITH&Co. Ltd.
CEO: Tetsuya Sanada
Founded: April 1, 2022
Capital: 14,999,950 JPY
Location: 6-10-1 Roppongi, Minato, Tokyo, Roppongi Hills Mori Tower
Business:  Development and distribution of products such as blockchain technology and crypto assets utilising NFTs



≪About KLab Inc.≫

Company Name: KLab Inc.
CEO: Hidekatsu Morita
Founded: August 1, 2000
Capital: 5.457 billion JPY (as of December 2022)
Public Listing: Tokyo Stock Exchange - PRIME (3656)
Location: 6-10-1 Roppongi, Minato, Tokyo, Roppongi Hills Mori Tower
Business: Planning, development, and operation of mobile online games.

≪About Mint Town≫

Company Name: Mint Town, Co., Ltd.
CEO: Kunimitsu Hironao
Founded: April 30, 2013
Location: 2-2-1 Kanda Kajicho, Chiyoda, Tokyo, KANDA SQUARE 11F WeWork
Business: Planning, development, sales, and operation of Web3 games & gaming platforms.