Kiyoshi Shigematsu

Shuji ... starts going to church with his cynical older brother and there he meets the orphan girl Eri, who is in his class at school. Shuji develops a crush on her and takes up running so that he can spend more time with her. However, when Eri is injured when a truck's cargo falls on her, her relatives whisk her away to Tokyo. Shuji is desperate to go after her, but his journey will not be an easy one as he encounters yakuza, prostitutes and a priest with a shady past. (www.yesasia.com)

Higashigaoka Junior High School is in turmoil as one of the pupils, Noguchi, who had been bullied, attempted suicide last term. On the first day of the new term, a substitute teacher arrives to take the second year class. When the teacher, Murauchi, introduces himself, the pupils are surprised by his stutter. Unable to speak eloquently, Murauchi faces his pupils with 'words of truth'... (AsianMediaWiki)

It was a novel based on the incident that occurred in reality, and the series began in 1960 with "Weekly Shincho". (google)

A 40-year old man sees his life change when his wife gets pregnant. He already has a daughter from his first marriage whom he rarely sees and two step-daughters, from his wife's first marriage. The youngest of his step-daughters is looking forward to a baby brother or sister, but the oldest doesn't welcome the news and suddenly decides that she wants to live with her father. (imdb)

While researching a story on a school for problem children, Nakahara meets Emi, a college volunteer with a compelling tale of her own. After overcoming her initial reluctance to open up to the writer, Emi talks about her busted leg and her childhood friendship with the chronically ill Yuka. (letterboxd)

Ichikawa Yasuo, who goes by the nickname Yasu, is a 'dumb' man unequal anywhere in the world. He has not had schooling, is boorish and would immediately let his fists fly if he loses his cool. But Yasu is different from the ordinary fool in that he is a "doting parent". He grew up without parents and does not knows what it is like to be close, but he and his wife love each other and live happily as they watch their son Akira grow up. (imdb)

Yasuo (Hiroshi Abe) grew up as an orphan. He married a woman he loved and they had a son Akira (later played by Takumi Kitamura). Yasuo's life seemed great at the time, but his life totally changed after his wife died in an accident. Since that time, Yasuo, who never experienced his parents' love himself, has to raise his son Akira alone.