URLs

• https://www.pixiv.net/users/1456200
• https://www.pixiv.net/stacc/seikimaii
• https://twitter.com/cz_opus
• https://twitter.com/intent/user?user_id=1283185120585715712
• http://ja.wikipedia.org/wiki/大田和寛
• https://www.animenewsnetwork.com/encyclopedia/people.php?id=34413