Follow the friendship between the Nobara family's pet dog Shiro and a "small dinosaur". Their connection helps the growth of Shinnosuke and the Kusakabe Defense Squad.
Shinnosuke Nohara (voice)
Misae Nohara (voice)
Hiroshi Nohara (voice)
Himawari Nohara (voice)
Shiro (voice)
Masao Sato (voice)
Billy (voice)
Nana (voice)
Angela (voice)
Bubble Odorokii (voice)
San (voice)
Yō (voice)
Young Billy (voice)
Shinnosuke Nohara (voice)
Misae Nohara (voice)
Hiroshi Nohara (voice)
Himawari Nohara (voice)
Shiro (voice)
Masao Sato (voice)
Billy (voice)
Nana (voice)
Angela (voice)
Bubble Odorokii (voice)
San (voice)
Yō (voice)
Young Billy (voice)
