Bittoku Co., Ltd. — ビットク株式会社

What We Do

Engineering at Every Layer

We build and consult on systems that demand correctness — from distributed ledger protocols and cryptographic tooling to production AI pipelines and developer infrastructure.

Software Development

Full-stack engineering, system design, and technical architecture for products that need to scale.

Blockchain Infrastructure

Protocol-level development, SDK tooling, and node infrastructure for BSV and related systems.

AI & ML Systems

Applied machine learning, agent frameworks, and inference infrastructure for real-world applications.

Technology Consulting

Strategic advisory on system architecture, cryptographic protocols, and technical due diligence.

Projects

What We're Building

Loremaster

AI-powered Game Master for tabletop role-playing games. Real-time narrative generation, world simulation, and dynamic encounter management.

loremastervtt.com →

Live

Ex-Machina

Hosted AI agent platform for autonomous workflows — orchestration, tool use, and persistent agent sessions.

ex-machina.app →

Coming Soon

Open Source

Contributions to the BSV SDK ecosystem, developer tooling, and cryptographic libraries.

bsv-sdk-rust — Rust BSV SDK → bsv_sdk_elixir — Elixir BSV SDK →

Ongoing

会社概要

Company Information

会社名Company Name	ビットク株式会社 Bittoku Co., Ltd.
法人番号Corporate Number	0104-01-163635
所在地Address	東京都港区麻布狸穴町44番地1-508号
設立Established	2021年11月1日(令和3年)
資本金Capital	50万円(¥500,000)
代表取締役Representative Director	チャン・ジェリー・デイビッド Jerry David Chan
事業内容Business	営業及び経営のコンサルティングBusiness and management consulting コンピューターネットワークシステムの企画、開発、管理及びコンサルティングComputer network system design, development, management, and consulting ソフトウェアの企画、開発、管理、販売及びコンサルティングSoftware design, development, management, sales, and consulting マルチユーザーデータベースシステムの企画、開発、管理及びコンサルティングMulti-user database system design, development, management, and consulting 暗号システムの企画、開発、管理及びコンサルティングCryptographic system design, development, management, and consulting 小売業Retail sales 前各号に附帯関連する一切の事業All business incidental and related to the foregoing

Bittoku