Organic Compound — https://www.pixiv.net/en/users/454246

Also known as Yuuki, Satou Yuuki, Kagoubutsu, and Chinshabu Tarou

Itadakimasu Touhou Project Doujin released Jun 16 '09 Comedy Creepy NSFW Ran x Yukari Reimu x Yukari What the fuck am I reading? Yuri

Konnichiwa Touhou Project Doujin released Jul 6 '09 Comedy Creepy NSFW Reimu x Yukari What the fuck am I reading?

Banzai! Touhou Project Doujin released Sep 15 '09 Comedy Creepy NSFW Reimu x Yukari What the fuck am I reading?

Yami-Mari Touhou Project Doujin released Sep 5 '11 Comedy Creepy Het Marisa x Rinnosuke Violence Yandere

Heart-Catch Kourindo – Super Silhouette Touhou Project Doujin released Dec 9 '13 Comedy Rinnosuke x Yuuka

The Woman Called Kazami Yuuka Touhou Project Doujin released Jul 8 '14 Alternate reality Comedy Ecchi Het Keine x Mokou Rinnosuke x Yuuka

Aiwoawasete Lyrical Nanoha ch04: Magical Boy Hard-Working Yuuno Nanoha Doujin released May 15 '18 Comedy Nanoha x Fate

NO BORDER by (YSY)s, Fuuzen Lamp, Jiru, Millet Soup, Morioka Itari, Munakata, Nihimaru, Organic Compound, Yakumi Sarai, Yatera Keita, and Yuuki Touhou Project Doujin released Aug 11 '24 Aya x Momiji Comedy Drama Kaguya x Tewi Koakuma x Patchouli No text Seija x Shinmyoumaru Slice of life