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 winning big at the races, Torajiro Kuruma wants to take his aunt and uncle on a trip to Hawaii to partly pay the great filial debt he feels he owes them, but the plan hits a snag. Also, a pretty kindergarten teacher rents a room at Toraya.
Tora-san leaves Shibamata once again after an argument with his family and finds himself at an inn where he meets Tomekichi, a young man who looks up to Tora-san.
Taking a message from Hiroshi's father to heart, Torajiro attempts to give up his wandering ways.
Tora-San returns to Shibamata just before his family leaves on a trip for Kyushu. Later, he encounters an old school chum and begins to have feeling for his artist sister.
Tora-san's opinions about Americans get challenged when another wandering peddler Michael Jordan stops by Shibamata.
Traveling salesman Kuruma Torajirō falls in love with an inn manager as New Year's approaches.
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.