One summer day, Tokujiro, who works at an ironworks in the industrial area of Kawasaki, joins a choir group in order to seduce the girls who have come to Kawasaki to sing Beethoven's Ninth . Aiming for the performance in December, Tokujiro undergoes several setbacks through rigorous training and training camps, but before he knows it, he and his troupe members are working hard to make the performance a success.
Mamoru Hirayama, the sales manager of Clover Shoji, a women's underwear manufacturer, was selected by President Usui to be the manager of the foreign affairs section newly established in the sales department. Masaaki Sakata, Yasushi Inoda, Osamu Yamabe, and Jiro Oi were assigned to this foreign affairs section. Hirayama, a former soldier, is suddenly enthusiastic when the company orders him to join the Self-Defense Forces. One day, in the library where the records of the former army are displayed, Hirayama recalls his memories of that time. It turned out that the bundle of bills that the captain had made a mess of was packed in a box and buried somewhere.
A group of ne'er-do-wells live happily in the slums of what is now Tokyo and have a number of adventures: they get drunk and go whoring, revenge themselves on cruel landlords, animate the corpse of a money-lender in order to frighten people. Then they assist at the marriage of a lovely girl and almost kill themselves gambling to provide her with a dowry.