Artist.
Japanese name: ろんぐーた (Ronguuta)
The other names: うしお (Ushio), うしおとこ (Ushiotoko), うしおとこひろし (Ushiotoko Hiroshi), うしおとこ＆ひろし (Ushiotoko&Hiroshi) or 御貞 広
Circle name: うしおとこばるちっく (Ushiotoko Baltic)
https://www.pixiv.net/users/17871566
https://www.pixiv.net/stacc/ushiotokohiroshi
https://twitter.com/ushiotoko
https://twitter.com/intent/user?user_id=3316221703
https://misadakou.booth.pm
https://seiga.nicovideo.jp/manga/list?user_id=61400965
https://seiga.nicovideo.jp/user/illust/61400965
https://www.nicovideo.jp/user/61400965
https://nijie.info/members.php?id=867194
https://pawoo.net/@USHIOTOKO
https://pawoo.net/web/accounts/30027
https://sketch.pixiv.net/@ushiotokohiroshi
http://portal.circle.ms/Circle/Index/10358920
http://webcatalog.circle.ms/Perma/Circle/10358920
https://www.pixiv.net/stacc/hiro616musicgyarugame
http://twitpic.com/photos/ossaahiro616