Almost all their works are watermarked with a solid black square, and sometimes feature prominent use of ぬ (nu).
https://twitter.com/N____________u
https://twitter.com/intent/user?user_id=1373982745022459906
https://seiga.nicovideo.jp/user/illust/120822636
https://www.nicovideo.jp/user/120822636
https://www.instagram.com/n________________u/
https://www.youtube.com/@N_u
https://www.youtube.com/channel/UCoCmygyRLVNZgawE-Nkvccg
https://www.tiktok.com/@n___________u
