[doujinshi anthology] Harem Night (Akazukin Chacha, Nurse Angel Ririka SOS, Nadesico, Macross 7, Slayers, You're Under Arrest, Cutey Honey, Evangelion)

(C49) [Trap (Urano Mami)] REMIX (Nurse Angel Ririka SOS, Neon Genesis Evangelion)

(C48) [Shishamo House (Araki Akira)] Elfin 12 (Nurse Angel Ririka SOS, Magic Knight Rayearth)

(C47) [Office Neko and Friends (Various)] WELCOME! Vol. 1 (Nurse Angel Ririka SOS, Neon Genesis Evangelion)

(C76) [TOYBOX, Kujira Logic (Kurikara, Kujiran)] Titi Titi (Various)

Ririka SOS Nurse Angel

(C48) [Femme Enfant (Sibusawa Eiki)] Lyrical Angel (Nurse Angel Ririka SOS)

(C93) [Kurokudo-ya (Furisuku)] Jougasaki Rika ga Oyaji ni Saimin Choukyou sareru Boutoubanashi | The Story of how Jougasaki Rika Was Hypnotized And Trained By An Older Man (THE IDOLM@STER CINDERELLA GIRLS) [English] {Doujins.com}

(C84) [Tenkaichi Baby's (BENNY'S, Inomoto Rikako)] Sayoko no Asoko (The IDOLM@STER MILLION LIVE!)

(CSP2) [Shishamo House (Araki Akira)] Elfin Special SOS BOX (Nurse Angel Ririka SOS)