(C81) [i.r.o.Zi (Mutsuki Ginji, Aoi Shinji)] Nikujiru Rika Jikken (Boku wa Tomodachi ga Sukunai) (C81) [i.r.o.Zi (睦月ぎんじ、葵信次)] 肉汁理科実験 (僕は友達が少ない)

(C81) [Omega Circuit (NACHA)] Boku wa Rika ga Hentai Sugite Tsuiteikenai (Boku wa Tomodachi ga Sukunai)

(COMIC1☆7) [Hi-per Pinch (clover)] Tanoshii Kozukuri Rika Jikken no Kyoukasho (Boku wa Tomodachi ga Sukunai) [English] {xenex-trans}

(C81) [Analog Store (gomatamago)] Rika END Made Nan Mile? | How Many Miles Until the Rika End? (Boku wa Tomodachi ga Sukunai) [English] [life4Kaoru]

(COMIC1☆7) [Hi-per Pinch (clover)] Tanoshii Kozukuri Rika Jikken no Kyoukasho (Boku wa Tomodachi ga Sukunai)

(C81) [Makuu Gundan (Shinozuka Atsuto)] Rika no Jikan (Boku wa Tomodachi ga Sukunai)

(C81) [Matsurija (Nanaroba Hana)] ERO☆EGOIST Rika no Yuuutsu (Boku was Tomodachi ga Sukunai)

(C81) [Makuu Gundan (Shinozuka Atsuto)] Rika no Jikan (Boku wa Tomodachi ga Sukunai) [English] [desudesu]

(C81) [i.r.o.Zi (Mutsuki Ginji, Aoi Shinji)] Boku to Sena to Hatsutaiken (Boku wa Tomodachi ga Sukunai)

(C81) [bolze. (rit.)] Boku wa Seiyoku ga Sukunai (Boku wa Tomodachi ga Sukunai)

(C81) [Countack (Kojiki Ohji)] Rika o Kamatte-chan (Boku wa Tomodachi ga Sukunai)