Taking a message from Hiroshi's father to heart, Torajiro attempts to give up his wandering ways.
When his travels take him to rural Hokkaido, Tora-san helps a cantankerous old veterinarian (Mifune) in his relationships with his estranged daughter, and a woman in whom he is secretly interested.
When Tora-san returns to visit his family, he is surprised to find an arrogant professor occupying his room. The professor and Tora-san become rivals for the affection of Chiyo.
After a friend and business colleague dies, Tora-san visits the man's daughter, then takes her to Tokyo so she can study for a night school exam.
When his travels bring him to Osaka, Tora-san falls in love with a local geisha. He helps her to track down her estranged brother, and informs his family that he plans to marry her. His plans are foiled when the geisha informs Tora-san that she is engaged.
Tora-san returns to his family's home to attend an elementary school class reunion. After he embarrasses himself by getting drunk and insulting all his ex-classmates, he resumes his travels. In Kyushu he meets an outspoken 18-year-old girl who becomes enamored of Tora-san and follows him around. One of Tora-san's old friends is terminally ill and makes Tora-san promise him to marry his wife once he is gone.
During his travels, Tora-san gets drunk with an old man in Kyoto. Though Tora-san never fully comprehends his importance, the old man is a Living National Treasure ceramist. At his home, Tora-san makes a good impression on the old man's maid, who apparently falls in love with Tora-san.
Tora-san gets into an argument with his uncle and sets out on the road again. In Kyushu he meets a young woman named Keiko and the shy zoologist Saburō, and attempts to play matchmaker between the two when they all return to Tokyo.
Tora-san returns to his family home to learn that his brother-in-law cannot go to Mitsuo's (Tora-san's nephew) athletic event. Tora-san volunteers to take his place, but gets into an argument with his brother-in-law's boss and returns to the road. He meets a young woman in Niigata who, unbeknownst to him, is a popular enka singer.
In Shibamata, Tokyo, Tora-san's family prepares for a wedding. Meanwhile, the traveling Tora-san meets an old acqaintance in Iwate Province. Tora-san refuses to drink with him, afraid that the acquaintance, now settled and married, will again become attracted to Tora-san's wandering existence. Tora-san becomes attracted to a female barber, but must break off their relationship so that she too can live a secure life. She instead gets into an abusive relationship with a motorcyclist.
In Nagasaki, Tora-san and an acquaintance help an old woman who has fallen and injured herself. She invites them to her home where the three share a night of eating and drinking. The old woman's health deteriorates and she dies. At her funeral, Tora-san falls in love with the old woman's daughter, but winds up acting as a go-between for her and a young law student.
Tora-san's family's neighbor, Akemi, who had been married in Marriage Counselor Tora-san (1984), runs away from her husband, who is only interested in work. Tora-san follows her to Shikinejima, and attempts to bring her back to her home. In doing so he encounters a school-reunion group who are traveling to meet their elementary school teacher, which is a reference to the film Twenty-Four Eyes by Keisuke Kinoshita. Tora-san joins them and falls in love with the teacher.
During his travels, Tora-san comes across a traditional theater he used to visit, and discovers that one of his old friends has died. Tora-san and his family help the friend's daughter, who becomes romantically involved with an aspiring artist.
A playboy-gambler friend of Tora-san’s dies and, abandoned by his mother, his little boy suddenly turns up in Shibamata. Searching for the boy’s mother, Tora-san meets a cosmetics saleslady and the three become a surrogate family, with Tora-san as “daddy”.
In his travels through Japan, Tora-san meets and falls in love with a female doctor, however he is afraid of committing to a relationship.
During his wandering throughout Japan, Tora-san meets a suicidal man. He travels with the man to Vienna, but winds up homesick for Japan.
Mitsuo goes to Nagoya to visit Izumi, whose father left Izumi’s sad, bar hostess mother for another woman, so together they decide to confront him in Oita. Meanwhile, Izumi’s mother befriends Tora-san and together they travel to Oita to meet them, with Tora-san quickly falling for her en route.
After failing to find a job, Mitsuo becomes a fisherman on a small island, and develops a crush on a young nurse there. Tora-san, dispatched to bring Mitsuo back home, himself falls in love with an attractive but troubled woman visiting her father.
Tora-san works hard to bring together his nephew, Mitsuo, and Mitsuo’s girlfriend who is engaged to someone else.
After Torajiro's latest attempt to find a bride goes awry, he starts traveling again and runs into Utako (last seen in Tora-san's Dear Old Home), now a widow.