Founder & COO of FP16 in Japan.
I build consumer internet products, AI tooling, and developer tools.
- Recently launched {TRAC}, an iPhone app for travel memories
- Building and operating 15 closed-source services with about 5M monthly pageviews combined
- Also working on products in the adult-oriented consumer space
- Publishing open source projects around AI agents, utilities, and internet tools
- human-required-blog — Human-only blog gated by World ID verification
- kururi-ai — Kururi AI CLI
- openclaw-supermemory — OpenClaw plugin that automatically recalls context from supermemory before each agent response
- oura-arena — Team wellness dashboard powered by the Oura Ring API
- oura-arena-android — Android sync app that sends Health Connect data into Oura Arena
- pochimo — Experimental pet diary app that turns browser-camera captures into AI-assisted daily summaries
- raycast-clipboard-extension-its-free — Free, unlimited clipboard history for macOS + Raycast
- nandaro — Browser-only image compression tool that resizes and recompresses images locally with no server upload
- koreka — Realtime card-voting game PWA for deciding what to do next
- kaiwa — Programmable network project built with Cloudflare Workers and WebRTC
I like building practical software with fast iteration, clear UX, and production-minded engineering.