Artist.
Japanese name: ぽん太 (ぽんた, Ponta)
Old name: おたま (Otama)
https://www.pixiv.net/users/4584912
https://www.pixiv.net/stacc/nagazubon
https://twitter.com/yamamon_0
https://twitter.com/intent/user?user_id=1268829371764105216
https://sketch.pixiv.net/@nagazubon
https://skeb.jp/@yamamon_0
https://odaibako.net/u/oimopom
https://twitter.com/oimopom
https://twitter.com/intent/user?user_id=735575233990557696