[1] He first encountered gay erotic artwork while in high school, after discovering the works of artists Gengoroh Tagame and Jiraiya in the gay men's magazines G-men, Badi, and Barazoku.
[1] At the age of 30, Matsu broke into gay manga as an artist for the magazine Kinnuku-Otoko (lit.
[1] Gay manga artist Gengoroh Tagame has described Matsu's art as depicting "the kind of men we know (or at least wish we did) having fun, playful sex.
"[3] Matsu was among the artists whose works were included in Massive: Gay Erotic Manga and the Men Who Make It, the first English-language anthology of gay manga, published by Fantagraphics Books in 2014.
[5][6] The ongoing doujinshi series Between the Pine (松花堂), co-authored by Tsukasa Matsuzaki, is published annually by Matsu at Comiket.