Artist.
Japanese name: ペんぐぅ (Penguu)
See also
- Pixiv account: https://www.pixiv.net/member.php?id=4311507
- Pixiv sketch account: https://sketch.pixiv.net/@green528
- Tinami account: http://www.tinami.com/creator/profile/65194
- Twitter account (1): https://twitter.com/greenwing528
- Twitter account (2): https://twitter.com/pengin0528
- Pawoo account: https://pawoo.net/@asdffghjkl