Artist.

Japanese name: とーと (Tooto)
Old name: ほーのの hoonono

h4.See also

* Pixiv account: https://www.pixiv.net/member.php?id=955061
* Pixiv sketch account: https://sketch.pixiv.net/@ryuto333
* Niconico account: https://www.nicovideo.jp/user/11220656
* Niconico Seiga: https://seiga.nicovideo.jp/user/illust/11220656
* Twitter account: https://twitter.com/to_toto_to_toto
tooto (ryuto333)