(Daikyuushuu Touhousai 9) [Beniiro Kaitenkikou (Seki)] Mudai (Touhou Project)

(Daikyuushuu Touhousai 7) [Beniiro Kaitenkikou (Seki)] Zenryaku. (Touhou Project)

(Kouroumu 9) [Beniiro Kaitenkikou (Seki)] ♂♀ (Touhou Project)

(Reitaisai 12) [Beniiro Kaitenkikou (Seki)] Yakukai (Touhou Project)

[Aka (seki)] A Fictional Porno Manga to Lure in Readers (Touhou Project) [ENGLISH]

(C82) [Beniiro Kaitenkikou (Seki)] Yuru Yukari (Touhou Project)

(C85) [Koudansha (Kouda Tomohiro)] Tonari no Y-san (Tonari no Seki-kun) [Sample]

(Daikyuushuu Touhousai 4) [Beniiro Kaitenkikou] Yoshikan! (Touhou Project)

[Beniiro Kaitenkikou (Seki)] Horiirii Shitto (Touhou Project) [Digital]

(Reitaisai 10) [Beniiro Kaitenkikou (Seki)] Invisible (Touhou Project)