Oh Boy, Was I Wrong About Her Season 1 poster

Oh Boy, Was I Wrong About Her Season 1

12 Episodes First aired Jul 6, 2026

Seven years after making a childhood promise to always be friends, Hayato is reunited with his formerly tomboyish pal Haruki at a city high school–only now, Haruki has transformed into the girl every guy dreams about! While Haruki’s looks may have changed, with Hayato, she’s still the same pal he remembers. Despite years apart, their promise and feelings remain and deepen into something stronger.

Episodes

E1
1. Beginning with a Summer Day
Jul 6, 2026 · 25m

Childhood buddies Hayato and Haruki are reunited when Hayato moves to Tokyo and sees Haruki at his new school.

E2
2. I Really Suck at Girl Talk
Jul 13, 2026 · 24m

As the two old friends continue to get reacquainted, Haruki starts teasing Hayato for not owning a cell phone.

E3
3. Produced by Himeko
Jul 20, 2026 · 24m

Himeko meets Haruki for the first time in years and decides to take her shopping to help update her wardrobe.

E4
4. Small Hands, Broad Shoulders
Jul 27, 2026 · 24m

Hayato and Haruki go phone shopping together and then Haruki ends up spending the night at Hayato's apartment.

E5
5. Discipline, Young Maiden
Aug 3, 2026 · 24m

Himeko and Haruki decide to go on a diet, so Hayato starts asking friends for health-conscious recipe ideas.

E6
6. What About Your Camouflage!?
Aug 10, 2026 · 25m

Hayato steps in when he sees Kazuki trying to make a move on Haruki, who keeps dropping her nice girl facade.

E7
7. You're Special
Aug 17, 2026 · 24m

Hayato visits his mother in the hospital and then makes plans with Haruki and Himeko to go somewhere together.

E8
8. Where the Heart Is
Aug 24, 2026 · 24m

Hayato, Haruki, and Himeko go to the movies as planned but end up catching an unexpected guest along the way.

E9
9. Truly Special
Aug 31, 2026 · 24m

Haruki opens up about family issues after her rough night and Kazuki keeps trying to stir up drama at school.

E10
10. We Are Friends, Right?
Sep 7, 2026 · 24m

Himeko sets up a group chat with Saki from Tsukinose and Hayato and his pals make plans for a day at the pool.

E11
11. As Long As We're Together
Sep 14, 2026 · 24m

Hayato and Haruki adjust to their new job and the girls shop for new swimsuits to wear on their big pool date.

E12
12. A Fresh StartSeason Finale
Sep 21, 2026 · 24m

Hayato and friends enjoy their long-awaited pool day and then take a trip to revisit their roots in Tsukinose.