Ep. 15: Chie-chan's drawing reveals her feelings while Rei-kun's childhood photos surface
Aired on February 15, 1986

15
Chie-chan accidentally leaves a drawing of herself and Sho-kun sharing an umbrella on the blackboard, potentially exposing her romantic interest. Meanwhile, Rei-kun's elementary school album contains photos of him as a young boy, adding another layer to the unfolding interpersonal dynamics among the group.
Episodes
- Ep. 11 · Chie interferes with Yui's friendship while Yui hopes to build a snowman on a snowy night.
- Ep. 12 · Yui Wins Women's Winter Marathon While Rei Flatters Last Year's Winner
- Ep. 13 · Yui Dates Shou Kireide While Rei Reacts and the Group Helps at the Bath House
- Ep. 14 · Lassie's Unrequited Love for Beauty and Valentine's Day Chocolate Dilemma
- Ep. 15 · Chie-chan's drawing reveals her feelings while Rei-kun's childhood photos surface
- Ep. 16 · The national champions arrive for a practice match where Rei-kun and Don-chan counter the enemy captain.
- Ep. 17 · A passionate teacher arrives on a cold winter day and later collapses from a cold
- Ep. 18 · Amnesiac girl questions her identity while nanny recruits Funny-face Club for surveillance
- Ep. 19 · Gou-kun arrives punctually while Rei-kun demonstrates extraordinary back strength during a fitness test