Sergeant Keroro Chibi Kero: Secret of the Kero Ball!?
ちびケロ ケロボールの秘密!?
Yönetmen Nobuhiro Kondo, Susumu Yamaguchi
Tells of the adventures of a young Keroro and Giroro back on Keron when they get trapped inside a prototype Kero ball.
- PUAN VER
Künye
- Nobuhiro KondoYönetmen, Senaryo
- Susumu YamaguchiYönetmen