Kazuhiro Nishioka

The mystery of how Kazama Kimichika became so ruthless and unmatched will be revealed. Kyojo Zero depicts the time before he was assigned to the police academy, when he was working as an instructor in charge of training new detectives...

Rei Kagami (Ryosuke Yamada) is a billionaire and the CEO of the leading conglomerate company Kagami Group. He is an extremely smart inventor, who has developed revolutionary products, and is now doing research on high precision AI. When he was little, he was a curious and kind kid. As he grew up, his curiosity remained, but he became self-centered. For certain reasons, he begins to teach at a school, while hiding his identity as a billionaire and the CEO of Kagami Group. His performance as a teacher is quite poor compared to his excellent work as a CEO. He is incapable of understanding the ordinary lives of the teachers and students around him.

Tokyo Bay Water Police, formed to combat rising maritime crime in under-patrolled waters contrasting land's high-surveillance success, unites a fractured team of officers—a veteran leader, an ambitious transfer detective, and a skilled marine engineer—whose clashing backgrounds evolve into collaborative resilience as they solve coastal crimes and protect Tokyo’s waterways.

A novice teacher and his students overcome generational gaps and local crises to achieve the miraculous dream of developing space-certified canned mackerel.