# 関口 孝明

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

## Profile
- Display name: 関口 孝明

## Cross-platform Links
- twitter: https://twitter.com/sheetmusicjp
- instagram: https://www.instagram.com/sheetmusicjp.stores
- youtube: https://www.youtube.com/channel/UCEvQKQeu9BhznWBMS60ivNw
- tiktok: https://www.tiktok.com/@sekiguchi_takaaki
- spotify: https://open.spotify.com/artist/2i9fUPJC8Qy1JfqxiI92DT?si=X2e0EfG0QkSFce3lbwrYDQ

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

## 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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