Oh Boy, Was I Wrong About Her poster
    TV Series

    Oh Boy, Was I Wrong About Her

    7.4/10
    2026 - 2026
    Ended
    Seasons: 1
    Episodes: 12

    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.

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    Seasons & Episodes

    Beginning with a Summer Day

    1. Beginning with a Summer Day

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

    7/6/202625 min
    I Really Suck at Girl Talk

    2. I Really Suck at Girl Talk

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

    7/13/202624 min
    Produced by Himeko

    3. Produced by Himeko

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

    7/20/202624 min
    Small Hands, Broad Shoulders

    4. Small Hands, Broad Shoulders

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

    7/27/202624 min
    Discipline, Young Maiden

    5. Discipline, Young Maiden

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

    8/3/202624 min
    What About Your Camouflage!?

    6. What About Your Camouflage!?

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

    8/10/202625 min
    You're Special

    7. You're Special

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

    8/17/202624 min
    Where the Heart Is

    8. Where the Heart Is

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

    8/24/202624 min
    Truly Special

    9. Truly Special

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

    8/31/202624 min
    We Are Friends, Right?

    10. We Are Friends, Right?

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

    9/7/202624 min
    As Long As We're Together

    11. As Long As We're Together

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

    9/14/202624 min
    A Fresh Start

    12. A Fresh Start

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

    9/21/202624 min

    Cast