Selected Work
Kodomo Manabi App
A Flutter kanji-learning app built for his own children.
Hands-on QA on real devices caught UI bugs automated tests missed — text overflow, and a setting that failed to apply consistently across screens.
Flutter · Dart
Bitelog
A personal nutrition and hydration tracker logged entirely through Discord.
A Next.js dashboard shows macro and hydration rings, goal progress, and 7/14/30-day trends, with CSV export. A confirm step before delete prevents accidental data loss.
Cloudflare Workers · Next.js · D1 · Drizzle ORM · Discord Bot
Journal
Finally, I'm All In on Claude Code
This month, I finally started using Claude Code seriously.Honestly, I deeply regret not paying for it sooner.The experie...
Camping, Digital Detox, and the Joy of an Inconvenient Manual Lens
This weekend, I went camping for the first time in a while. It was a joint trip with my daughter's friend's fa...
Gallery
Playground
9 small tools built to answer a question I had — weather globes, EXIF readers, AI curation, and a physics table for photographs.
Enter the playground →