Has a habit of drawing testicles somewhere within his 4koma as an easter egg, apparently being an artist self-insert.
https://www.pixiv.net/users/3136511
https://www.pixiv.net/stacc/197853
https://x.com/hagukoutaross
https://x.com/i/user/1438342902
https://rwatnzjd.fanbox.cc
https://www.pixiv.net/fanbox/creator/3136511
https://sketch.pixiv.net/@197853
https://bsky.app/profile/koutaross.bsky.social
https://bsky.app/profile/did:plc:hudp6a67f67utmfz2kjhadk5
https://bsky.app/profile/kdid:plc:hudp6a67f67utmfz2kjhadk5
