Based on the theatrical film of the same name. In order to rescue Shizuka-chan, who was kidnapped by pirates during a voyage aboard the sailing ship "Nobitaora," they make a great adventure through "Takara-jima" using more than 100 kinds of secret tools.

Based on the theatrical film of the same name. In order to rescue Shizuka-chan, who was kidnapped by pirates during a voyage aboard the sailing ship "Nobitaora," they make a great adventure through "Takara-jima" using more than 100 kinds of secret tools.