Mibōjin geshuku? Sono 4: Konjaku tamatama kazoeuta

[Showa Edition] Ozaki, who is in the 10th year of the university ronin, came to the boarding house introduced at the boarding house, but there is a boarding house where the widow Yuko (Kaoru Kira), who has a large amount of debt, is working alone. So ... [Heisei edition] Ozaki heads for the exam, but the perpetrator is Miyuki (Reno Aihira), who runs a boarding house, and shakes the stick for a year ... [Reiwa] Disappointed to find out that the widow's boarding house has disappeared, Ozaki finds a share house run by a woman named Alisa (Chisa Hasegawa)... Fourth film in the "Widows Boarding House?" series directed by Daikei Shimizu.