Genkai Omorashi girigiri doraibu | Tight Trip Holding it to the edge (Oshikko ☆ Dechau!! for Digital Vol.1)
Saishuu Kessen de Hajimete Otagai no Sugao Mite Horechatta Yuusha to Maou | Unmasked for the Final Battle! Hero Demon Lord - Love at First Sight!
(CT33) Kanna-chan to Saikawa ga Icha-icha suru Hon | A book about Kanna-chan and Saikawa making out (Kobayashi-san-chi no Maid Dragon)
(Puniket 35) Maji Yaba Puni Dra-tengoku | Wicked Squishy Dragon Heaven (Kobayashi-san-chi no Maid Dragon)