Part 1: After his father's ship, the Kannonmaru sinks, Jiromaru decides not to take over his
        father's occupation and goes to Kyoto to become a samurai. However Jiromaru quickly
        realizes that being a samurai is not everything he had hoped it would be. He then hears
        rumor of the Kannonmaru appearing at various locations and tries to find out about this
        mysterious ship