Overview
University karate club member Kikuo is actually the son of a yakuza boss. However, he disliked his father's business and never spoke about his family at school. One day, his father, Tatsuzo, becomes the guardian of the Yamanaka-gumi.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 23 | August 10, 2020 (78) | |
 | 23 | 84 | |
 | 47 | 107 | |
 | 59 | October 3, 1995 (90) | |
 | 23 | February 20, 2024 (81) | |
 | 43 | January 1, 2004 (81) | |
 | 28 | 88 | |
 | 17 | March 12, 2012 (64) | |
 | 66 | November 26, 1986 (88) | |
 | 32 | 92 |