怠け者と罵倒して暴力を振るい、使い捨ての歯車として徹底的に搾取した

Asakawa, the ruthless supervisor who held the real power of Hakuko Maru, controlled the laborers mercilessly with whips and violence, shouting 'Catch crabs without sparing your lives for the national policy!' Even toward sick young boys or those unable to move due to extreme exhaustion, Asakawa cursed them as lazy and beat them, thoroughly exploiting humans as mere disposable gears.