# R2-san

- **Event:** [Built with Claude: Japan 2026](https://cerebralvalley.ai/e/built-with-claude-japan2026)
- **When:** Nov 2, 12:00 PM – Nov 10, 2:00 PM (GMT+9)
- **Where:** Online
- **Team:** [Hiroomi Hayashi](https://cerebralvalley.ai/u/R2-san)
- **GitHub:** https://github.com/r2fish/sitate-backup
- **Demo video:** https://youtu.be/myoJiRsx8GY
- **Gallery:** https://cerebralvalley.ai/e/built-with-claude-japan2026/hackathon/gallery
- **Page:** https://cerebralvalley.ai/e/built-with-claude-japan2026/hackathon/gallery/88

Sitate-backup

## More from Built with Claude: Japan 2026

- [HiDax](https://cerebralvalley.ai/e/built-with-claude-japan2026/hackathon/gallery/85)
- [MAYUTA（マユタ）](https://cerebralvalley.ai/e/built-with-claude-japan2026/hackathon/gallery/86)
- [鈴木](https://cerebralvalley.ai/e/built-with-claude-japan2026/hackathon/gallery/87)
- [コン天ツ](https://cerebralvalley.ai/e/built-with-claude-japan2026/hackathon/gallery/89)
- [Takamichi Suzuki](https://cerebralvalley.ai/e/built-with-claude-japan2026/hackathon/gallery/90)
- [ナットク台帳](https://cerebralvalley.ai/e/built-with-claude-japan2026/hackathon/gallery/91)

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Markdown version of https://cerebralvalley.ai/e/built-with-claude-japan2026/hackathon/gallery/88. Site index for agents: https://cerebralvalley.ai/llms.txt · full text: https://cerebralvalley.ai/llms-full.txt