初心者向けの語学コース
Copyright Verification
- CopyrightID (CopyrightChains tx_hash): 0xd69f98f2b2f0b38a08762b92c1030d62c88d11acff7c0b6b6a01fd789dd89a27
- Status: registered
- Registered: 2026-06-16T09:51:41+00:00
- Explorer: https://explorer.copyrightchains.com/tx/0xd69f98f2b2f0b38a08762b92c1030d62c88d11acff7c0b6b6a01fd789dd89a27
Full machine-verifiable record (JSON-LD, dual-chain proof): https://artists.proofprofile.net/api/v1/bot/artist/13030847