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
K
Kazuo Hara
as Tomohiro
I
Isamu Yamaguchi
as Dr. Yamada
I
Ichirô Kojima
as Ryusaku Hata/ National Kid (episodes 1-22)
K
Kiwako Taichi
as Taeko Shimura/Naoko Obata
C
Chiyoko Honma
as Tsuneko Yamada