[Dennou Denpa Kenkyuusho (Harukaze Koucha)] Onee Shota Tama : Onesho Hentai [電脳電波研究所 (春風紅茶)] お姉ショタ魂：おねしょ

(C57) [Tsurupeta Kenkyuusho (Hoshino Fuuta, Okaya Hitsuji)] Hoshino Fuuta no Oekaki Book (Various)

[Dennou Denpa Kenkyuusho (Harukaze Koucha)] Koisuru Kyuuketsuki (Tsukihime)

(C70) [Dennou Denpa Kenkyuusho (Harukaze Koucha)] Nishi Kara Kita Iinchou... ni (ToHeart)

(CR36) [Dennou Denpa Hatsureisho (Harukaze Koucha)] Zoku Nangoku Shuka (Various)

[Dennou Denpa Kenkyuusho (Harukaze Koucha)] Onesho

(CSP4) [Dennou Denpa Hatsureisho (Harukaze Koucha)] Onesho first season ver.0.5

[Dennou Denpa Kenkyuusho (Harukaze Koucha)] Kansaiteki Iinchou Nishi Kara Kita Iinchou... (ToHeart)

(C79) [Dennou Denpa Hatsureisho (Harukaze Koucha)] Publisher Suou Pavlichenko (DARKER THAN BLACK)

(C87) [Dennou Denpa Hatsureisho (Harukaze Koucha)] Itsumono (Neon Genesis Evangelion) [Chinese] [脸肿汉化组]

(SC34) [Dennou Denpa Hatsureisho (Harukaze Koucha)] Itsumono. Zouryou (Various)