{"id":"kosekimasato","slug":"kosekimasato","canonical_name":"masato koseki","entity_type":"individual","schema_org_type":"Person","canonical_url":"https://ida.washinmura.jp/kosekimasato","sameAs":["https://twitter.com/kosekimasato","https://www.instagram.com/kosekimasato","https://note.com/masato_koseki/","https://skeb.jp/@kosekimasato"],"public_ids":{},"verified":true,"last_updated":"2026-05-18T22:52:34.303Z"}