Building

The practice behind the advice.

I learn by doing. I solve my own problems and my own organization's before advising anyone on theirs — Claude Code and Antigravity at home, Microsoft Copilot and Power Platform at work. Everything below is in daily production use.

Second Brain

A self-improving knowledge and project vault powered by Obsidian, local LLMs, and autonomous AI agents.

Obsidian · Python · Local LLM · Antigravity — since 2025

Causal Loop Visualizer

An interactive systems-diagram tool that turns client discovery calls into live cause-and-effect maps.

React · SVG · PWA — since 2026

Forged

An iPhone-first workout tracking PWA that replaces a $300/year commercial subscription with data ownership and custom science-grounded progression.

React · TypeScript · Vite · Supabase · PWA — since 2026

WatchList

A unified media tracker and recommendation engine that uses my rating history to filter out content friction.

Next.js · Drizzle · D3 — since 2026

Hoshino-Invest

A family financial literacy app made with love for my daughter to make earning, borrowing, and compounding tangible.

React · PWA — since 2026

News Curator

A topic-specific news aggregator and Telegram bot that filters noise and feeds my Second Brain.

Python · Telegram · LLM — since 2025

Disaster Backup

A fully offline, demographic-specific disaster preparedness library for Greater Kanto, built to survive infrastructure failure.

Markdown · iCloud · Synology NAS — since 2026