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tackeyy/README.md

English | 日本語

Yusuke Takita

CEO at M&A Navi, inc. — ex-engineer turned operator, building AI-native back-office automation.

I build CLI tools and AI agents for M&A, accounting, tax, and internal operations, and open-source the parts that can be shared.

Featured

Project What it does
mission Quality-gated autonomous loop for Claude Code and Codex: plan → execute → peer-review → score → iterate until a threshold passes.
freee-mcp freee's official MCP server for the freee accounting API (contributor).
ghostty-layout Swift CLI that applies split-pane layouts to the Ghostty terminal.
slamy Slack CLI and MCP server.
noty Notion CLI, TypeScript library, and MCP server.

More CLIs I use every day

At M&A Navi

  • M&A Navi — Japan's online M&A matching marketplace.
  • Deal-management platform — a cloud workspace for advisors to run M&A deals end-to-end.
  • SmartDD — AI-assisted financial due diligence that drafts investment memos from raw data.
  • Internal agents — Slack operations, X automation, accounting and tax workflows, and audit-friendly internal controls.

What I care about

AI × M&A · accounting & tax automation · internal controls and audit trails · agents that do real back-office work, not demos.

Languages I've shipped in

TypeScript Python Go Swift Ruby Java Delphi COBOL

Connect

𝕏 @3chhe · M&A Navi


I build the tools I wish existed, then open-source them. A CEO who can prototype doesn't wait for a roadmap.

Pinned Loading

  1. ghostty-layout ghostty-layout Public

    CLI tool to apply split layouts to Ghostty terminal

    Swift 13

  2. zeimu-ai/open-journal-rules zeimu-ai/open-journal-rules Public

    日本の税務仕訳ルールのオープンソースデータセット

    TypeScript 1 1

  3. freee/freee-mcp freee/freee-mcp Public

    Model Context Protocol (MCP) server for freee API integration

    TypeScript 504 58

  4. mission mission Public

    Quality-gated autonomous mission completion loop for Claude Code and Codex (plan, execute, review, score, iterate).

    Python 9