This is Hakubune
In 1985, in Japan, which was about to enter the bubble economy, there was a region where contradictions in the world seemed to gather. Nishinari Ward, Osaka. Origins, prejudices, school violence, sloppy homes ... There were many children who dreamed of a better tomorrow in a harsh environment, worried, suffered, and stubbornly sought their way of life. A moving story that depicts the way of life of a real teacher, Kaba Masuo, who faced them and collided head-on.
Talented detective Matsui is investigating a serial stalker. Four female victims seem to be connected by the same stalker and Matsui is determined to catch the assailant. When the thread of the case connects Matsui with deep scars of his heart left in the past, tragedy ensues.
Tomohiro takes his fiance Machiko to his hometown of Aridagawa in Wakayama Prefecture to see his family.Tomohiro’s family includes three siblings. His younger brother Takeshi refuses to go to school. His older sister Yumi isn't interested in their family. Younger sister Sayaka has an inferiority complex and has a fear of dating. There's also Satomi who everybody calls Mama and she does all of the housework. Kayoko is called Kaka and she works as a snack bar manager. Narumi is called Haha and she is a high school teacher. Finally, there's their father Shoichiro better known as Chichi. It's an unusual family, but able to exist in harmony. Due to Machiko's appearance, the family becomes shaken.
In Osaka, three troubled young kids, Kanako, Atsushi and Kenji, are hanging out together all the time. One day Kenji who lives in an orphanage is sold to a yakuza and their friendship has to come to an end. 25 years later, Kanako is married to Atsushi who is an incompetent yakuza. They have 3 daughters. Kenji is a competent unbeatable yakuza. Atsushi, who sucks at everything, for the first time gets a dangerous mission to kill a thug who has attacked the office of his yakuza group. Kenji, who has advanced to the first lieutenant position, by mistake kills a dumb-ass son of the head of Tokyo Yakuza, which triggers a battle between Osaka and Tokyo Yakuzas. Then, Kenji meets Atsushi in 25 years.