Oh Boy, Was I Wrong About Her

Tokyo MXReturning Series
AnimationComedy

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

S1:E1

Beginning with a Summer Day

06/07/2026

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

25 min
S1:E2

I Really Suck at Girl Talk

13/07/2026

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

24 min
S1:E3

Produced by Himeko

20/07/2026

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

24 min
S1:E4

Small Hands, Broad Shoulders

27/07/2026

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

24 min
S1:E5

Discipline, Young Maiden

03/08/2026

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

24 min
S1:E6

What About Your Camouflage!?

10/08/2026

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

25 min
S1:E7

You're Special

17/08/2026

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

24 min
S1:E8

Where the Heart Is

24/08/2026

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

24 min
S1:E9

Truly Special

31/08/2026

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

24 min
S1:E10

We Are Friends, Right?

07/09/2026

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

24 min
S1:E11

As Long As We're Together

14/09/2026

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

24 min
S1:E12

A Fresh Start

21/09/2026

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

24 min