Hiroyuki

[Official Website](http://seijunha.com) | [Twitter](https://twitter.com/burumakun) | [Pixiv](https://www.pixiv.net/en/users/156638) | [YouTube](https://www.youtube.com/channel/UCILnS0iN-oH8lQAAxscm0PA)

A Japanese mangaka. He is notable for the creation of the four-panel comic strip manga Dōjin Work, which is the first of his works to be adapted into an anime. Hiroyuki is well-known for the creation of many doujinshi based on the Type-Moon visual novels Tsukihime and Fate/stay night. He has won online fame due to his Tsukihime doujins about Len.

His older sister, [Kouji Megumi](https://anilist.co/staff/99669/Kouji-Megumi), is also a manga artist.