(同人誌) [河本ひろし] 大作くんのバッテン人生 (ジャイアントロボ)

[Cha Cha Cha Brothers, Rupinasu Touzokudan (Yokoyama Chicha)] Ginrei Hon VI (Giant Robo)

(C57) [Cha Cha Cha Brothers, Rupinasu Touzokudan (Yokoyama Chicha)] Ginrei Hon VIII (Giant Robo)

(C58) [Cha Cha Cha Brothers, Rupinasu Touzokudan (Yokoyama Chicha)] Ginrei Hon IX (Giant Robo)

[Cha Cha Cha Brothers, Rupinasu Touzokudan (Yokoyama Chicha)] Ginrei Hon III (Giant Robo)

[Chicha Yokoyama] Ginreibon NG (Giant Robo)