independent consultant

Hideya's Homepage

Hello! I'm an independent software developer, UX designer, and IT consultant, mainly working with startups.

I've been fascinated by cinematic 3D web experiences, so I built this homepage to experiment with those techniques.

Software Development

UX Design

Project management

Favorite Projects

marulabo knowledge hub

A web application for exploring connections across more than 150 academic and technical lectures from the past decade, all in Japanese.

Used LLM + RAG + React + React Router + Tailwind CSS + Drizzle ORM. Designed and implemented the full application.

Skilltrace ─ AI Agent Skill debugging utility

A free observability tool for AI agent skill usage.

SkillTrace helps you inspect whether an agent read skill files, whether it declared skill usage, and how its post-run reflection attributed the work to specific skills, etc.

npm.js GitHub Medium

Medium Articles

Two of my favorite articles are "Is Humanity a Hydrothermal Vent for Intelligence?" and "Is the Unit of Human Knowledge Accumulation Shifting from Documents to Executable Work Units?" I also write in Japanese on note and Zenn.

Medium note zenn

Book Design

Designed the cover, interior layout, and binding for the Japanese translation of "The RISC-V Reader: An Open Architecture Atlas"

Used LaTeX, Adobe Illustrator, and Photoshop

Coming soon...

This page is under construction. I'm working on adding more content...