Tsurukichi
Majin
Daisaku
Kinta
Sugitatsu
Syôhachi
Hidanokami Arakawa
Daizen Matsunaga
Old Woman Kane
Yada
Tôma Kuroki
Sanpei
Yoshibei
In a mountainous region of Japan, Lord Arakawa kidnaps the men of nearby villages to use as slave labor, producing gunpowder from his sulfur pits. A band of young boys decide to rescue their enslaved fathers on their own.