Artist, mangaka.
Japanese name: 尾形 全 (Ogata Zen)
The other names: １２歳, おがぜん, 子宮パン or 尾形
Circle name: 四才ブックス
Site name: ponpe matkachi
https://www.pixiv.net/users/83095
https://www.pixiv.net/stacc/ponpe
https://twitter.com/dousekooru
https://twitter.com/kassyokukodomo
https://twitter.com/intent/user?user_id=1726858905131831296
https://twitter.com/intent/user?user_id=1739893407320096768
https://nijie.info/members.php?id=1941
https://pawoo.net/@yonsaibooks
https://pawoo.net/web/accounts/199212
https://cuopqo2u.fanbox.cc
https://www.pixiv.net/fanbox/creator/83095
https://sketch.pixiv.net/@ponpe
https://misskey.io/@4sai
https://misskey.io/users/9ki8qt1u6h
http://doujinshi.mugimugi.org/browse/author/51881/
https://monappy.jp/u/4saibooks
https://twitter.com/4saibooksOGATA
https://twitter.com/gazounitsukau
https://twitter.com/pedonikov
https://twitter.com/yondaibooks
https://twitter.com/zzogatazz
https://twitter.com/intent/user?user_id=873838897796571136
https://twitter.com/intent/user?user_id=1347925002520199169
