(SC57) [Studio Aruta (Kusui Aruta)] YUKI☆RIKA (Boku wa Tomodachi ga Sukunai)
(C81) [Countack (Kojiki Ohji)] Rika o Kamatte-chan (Boku wa Tomodachi ga Sukunai)
(C81) [i.r.o.Zi] Nikujiru Rika Jikken (Boku wa Tomodachi ga Sukunai)
(C81) [Makuu Gundan (Shinozuka Atsuto)] Rika no Jikan (Boku wa Tomodachi ga Sukunai)
(C81) [Makuu Gundan (Shinozuka Atsuto)] Rika no Jikan (Boku wa Tomodachi ga Sukunai) [Chinese]
(C81) [Analog Store (gomatamago)] How many miles until the Rika end (haganai) [English] [life4Kaoru]
(C81) [Makuu Gundan (Shinozuka Atsuto)] Rika no Jikan (Boku wa Tomodachi ga Sukunai) [Korean]
(C81) [Matsurija (Nanaroba Hana)] ERO☆EGOIST Rika no Yuuutsu (Boku was Tomodachi ga Sukunai)