Rex is digging up facts...
Firefighter Sanji learns the secret of his birth.
Chiyonosuke Azuma
Satomi Oka
Shinobu Chihara
Ryōsuke Kagawa
Kōtarō Satomi
Keiko Okawa
Hiromi Hanazono
Shunji Sakai
Koinosuke Onoe
Eitarō Ozawa
Shoji Matsumura
Isamu Nagae
