Let's find your sweetheart(1967)

Tetsuo, the captain of the rugby team, who was preparing for the university entrance exams, starts working to earn money for his mother's surgery after she was involved in a hit-and-run accident, giving up on furthering his education. During this time, a relative's college student named Ikuko visits him and introduces him to her grandfather, Tatsunosuke. Tatsunosuke, a wealthy man, asks Tetsuo to take over his business, but...