# 便箋

> Type: Person (individual)
> Verified: yes
> Last updated: 2026-05-18
> Canonical: https://ida.washinmura.jp/letterpaper

## Profile
- Display name: 便箋

## Cross-platform Links
- twitter: https://twitter.com/sheep_sletter
- youtube: https://www.youtube.com/channel/UCRYzX4WlevZyP7Qd45V06vA

## AI Agent Resources
- Profile page: https://ida.washinmura.jp/letterpaper
- JSON API: https://ida.washinmura.jp/api/v1/entity/letterpaper

## BEVN Crawler Entry Points
- IDA: https://ida.washinmura.jp/llms.txt | https://ida.washinmura.jp/sitemap.xml
- AEO: https://aeo.washinmura.jp/llms.txt | https://aeo.washinmura.jp/sitemap.xml
- AI News: https://ainews.washinmura.jp/llms.txt | https://ainews.washinmura.jp/sitemap.xml

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