Artist and mangaka, best known as the author of [[Doujin Work]], [[Mangaka-san to Assistant-san to]], [[Aho Girl]], and [[Kanojo mo Kanojo]]. English-speaking fans might also know him as the ultimate origin of the [[ponos]], "JAM IT IN":/posts/27032, [[A cat is fine too (meme)|]] and [[so moe I'm gonna die!]] memes, which all came from unofficial English translations of Hiroyuki's doujinshi work in the [[fate (series)|Fate]] & [[Tsukihime]] franchises; some of his other notable doujinshi include the [[Touhou]] series "Acting on Instinct".

Japanese name: ヒロユキ (Hiroyuki)
Circle & site name: 自称清純派 (Jishou Seijunha)
hiroyuki