Cast

T
Tatsume Shiutaro
as Ryusaku Hata/ National Kid (episodes 23-39)
S
Shika Saito
as Dr. Mizuno
T
Taku Fukushima
as Thiako
H
Hideya Kimura
as Goro
T
Toru Shimizu
as Kurazo
M
Midori Okada
as Yukio