[Kaneda Mario & Yokoimamura] National Kid 7 (Seiken Densetsu 3) (Translated)
[Mario Kaneda - Nikka] M-09 (Futakoi)
[Inoue Toshiki+Mario Kaneda] Rabian Ekusutasu Vol.01
(C77) [NIKKA (Mario Kaneda)] Princess code 04 (Seiken Densetsu 3)
[NIKKA] Delution Contents (Original)
(CR37) [NIKKA (Mario Kaneda)] TH2 (To Heart 2)
[NIKKA (Mario Kaneda)] TH2 the summer vacation! (To Heart 2)
(C59) [AKU NIKKA (Ibara Kinzou, Saita Manzou)] COMIC PARASITE (Comic Party)
(C76) [NIKKA] Princess code 03 (Seiken Densetsu 3)