Skip to content

Home Essays Playbooks Tools

EN

EN English
日本語日本語
中文中文
ES Español

Playbooks

The actual prompts, loops, and tools I run. Steal them.

Hiro Kuwana

Reluctant technologist. Writing occasional essays on AI, automation, and building alone.

Explore

Essays
Playbooks
Tools
Now
Privacy
Contact

Subscribe

New essays, occasionally. No filler.

© 2026 Hiro Kuwana Made with ❤️ by Hiro Kuwana if this site isn't serious enough, visit the corporate version