llll-ll - blog

If you build something as an individual developer and want the world to use it, the fastest path is to show it where the world's developers gather: dev.to, Product Hunt, Reddit, and Hacker News (HN).

Machigai Salad is a tool that helps you solve spot-the-difference puzzles — like the famous one on the Saizeriya menu — semi-automatically, just for fun.

The “rebuild cost” shown on each app card is an estimate of the cost to rebuild that software from scratch, by hand.

The visit counter at the top of this site (the "visits" bar) and the comment box under each blog post are both powered by Nostalgic.

Welcome to Planning Division 42 — the personal site where kako-jun keeps the games and apps he has made (look for the "llll-ll" wordmark).