Shinji and Masaru spend most of their school days harassing fellow classmates and playing pranks. They drop out and Shinji becomes a small-time boxer, while Masaru joins up with a local yakuza gang. However, the world is a tough place.

A shy high school student meets his childhood friend, who moved away years earlier, and who encourages him to join their school's boxing club.

A brother and sister learn their biological grandfather was a kamikaze pilot who died during World War II. During their research into his life, they get conflicting accounts from his former comrades about his character and how he joined his squadron.

The movie follows the life of an unpopular comedy duo. The duo, called "Boso Swimmers", have been working together for 12 years, but the duo sees little future in their comedy careers. They then begin to write their thoughts in a diary