20 Nengo no, Sailor Senshi o Kakyuu Youma no Ore ga Netoru. | 20 Years Later, A Lesser Youma Like Me Slept with the Sailor Senshi

Kuchi Gyaku no Onna Kishi | The "Mouth-achist" Lady Knight

[Hondake (tonfacat)] Boku to Mamono no Naresome-Banashi Ushi-Oni-hen (Mamono Musume Zukan) [Digital]

(C94) [Kurobinega (Kenkou Cross)] Mamono Musume Zukan World Guide III -Sabbath Grimoire-

Mamono Musume Souguuki Case: Ratatoskr

(C94) [Madogiwa Works (Wasabi Yuuma)] Mamono Musume Souguuki Case: Ratatoskr (Monster Girl Encyclopedia) [Chinese] [萝莉援助汉化组]

(C94) [Madogiwa Works (Wasabi Yuuma)] Mamono Musume Souguuki Case: Ratatoskr (Monster Girl Encyclopedia)[English] [Sneaky Translations]

(C92) [Kurobinega (Kenkou Cross)] Mamono Musume Zukan Chousa Kiroku Succubus Note

[Artbook][Triangle] Mahou Senshi Sweet Knight & Mahou Senshi Princess Tear

[Hondake (tonfacat)] Boku to Mamono no Naresome-Banashi Ushi-Oni-hen (Mamono Musume Zukan)