Artist. Formerly tagged as zyayu.
Pen-names: ใใใใ (Arikui) or ใใใใใใใใ (Ooooarikui, the artist uses this spelling: "OOOOALIKUI")
Name for NSFW art: ใใใจใฃใจ (Antotto)
The other names: ใใใจใฃใจๅ
็ (Antotto Sensei), ใซใใ (Nyoro) or ๅงๅก (Iin)
Circle name: ใใใใVใฉใคใณ (Arikui V-line)
Site name: ant-ant-ant
(The artist has an instagram account and a facebook account, too. They're not related to danbooru, though.)