The first half of the episode centers on the school marathon, a classic anime trope used here to highlight the physical and emotional gap between Tomo and Junichirou. While Tomo pushes herself to keep up with the boys, the real conflict is internal. Viewers on Reddit noted that this segment re-affirms their deep-rooted friendship while simultaneously showing how Tomo's feelings have evolved into romantic love.
This history provides context for Jun’s current confusion. As his feelings for Tomo begin to shift toward romance, he is forced to reconcile the "bro" he grew up with, with the woman she is becoming. Production Highlights
Episode 10 of Tomo-chan wa Onnanoko! (Tomo-chan Is a Girl!), titled "The Marathon’s Outcome" and "To Stay Like This," marks a significant shift in the series as it moves away from pure comedy toward the high-stakes emotional tension of a changing relationship.
The performances in this episode are particularly strong, capturing the awkwardness and unspoken tension that defines Jun and Tomo's relationship at this stage of the 13-episode series . The Verdict
After Jun makes a mistake that upsets Tomo, she actually beats him up, a scene that reinforces her tomboy nature but also her vulnerability.
The emotional core of the episode is the flashback to Jun and Tomo's middle school years. We finally see the "pivotal moment" where their dynamic was cemented:
In a fun twist, the usual ending theme was replaced with a version featuring the male cast members, a detail praised by fans at IMDb for adding a fresh perspective to the episode's themes.