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Season guide

25-Year-Old High School Girl, I Wouldn’t Do This with a Kid: Season 1

12 episodes Premiered Jan 8, 2018 Updated Jul 25, 2026

The first season of 25-Year-Old High School Girl, I Wouldn’t Do This with a Kid centers around Hana Natori, a 25-year-old woman who takes her cousin's place at a high school. Hana's ruse is discovered by Okito Kanie, her former high school classmate who is now a world history teacher at the school. The story revolves around Hana's experiences at the high school, although specific details about her time there are not

Season overview

The first season of 25-Year-Old High School Girl, I Wouldn’t Do This with a Kid centers around Hana Natori, a 25-year-old woman who takes her cousin's place at a high school. Hana's ruse is discovered by Okito Kanie, her former high school classmate who is now a world history teacher at the school. The story revolves around Hana's experiences at the high school, although specific details about her time there are not provided.

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Season 1 Episodes

Episode Guide

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Season 1 Progress Shield

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Binge Efficiency Engine

Season 1: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

25%
75%
Mytharc (3): Crucial lore & season climaxes
Core (9): Character development & subplots
Side Quest (0): Standalone / filler
S1·E1 Mytharc

An Unexpected Reunion

Jan 8, 2018 · 6 min

This 25 year old will go to school pretending to be her truant younger cousin! While she can handle going to class, she has trouble following all the showy pretenses of high school

S1·E2 Core

In the Nurse's Office Bed

Jan 17, 2018 · 6 min

“I suppose I can keep your secret.” Kanie claims he will work with me to hide the fact that I’m attending school in place of my cousin. After we did all that lewd stuff, he affecti

S1·E3 Core

The Secret After-School Lesson

Jan 24, 2018 · 6 min

“We were doing stretches in the athletic storage room and… wait, that’s not right!” Kanie is working out with me in preparation for the athletic festival. After our workout, he hel

S1·E4 Core

On the Night of the Class Reunion

Jan 31, 2018 · 6 min

“Today you aren’t a student, so I won’t stop halfway.” At our class reunion, where there are no other students or teachers around, we meet as fellow 25-year-olds. It started out as

S1·E5 Core

How Could I Have Lost Those?!

Feb 7, 2018 · 6 min

Hana’s heart races as Kanie stares at her. With a serious expression, Kanie says, “Skirt length, makeup, hair… all against code.” “What?!” That’s right, this is a dress code inspec

S1·E6 Core

I'm Going to Be Found Out!

Feb 14, 2018 · 6 min

“W-What do I do? I’m not wearing any underwear, and then this happens!” Hana is corned behind the gym, called out there by Aida. He is about to grope her butt. Hana is in quite the

S1·E7 Core

Private Study Session

Feb 21, 2018 · 6 min

She agreed to be tutored, but never imagined the place would be Kanie’s apartment! Hana is tense with apprehension at being close, and at having him rest his hand on her back. Ther

S1·E8 Core

On That Day, at That Time, in That Place

Feb 28, 2018 · 6 min

You said we wouldn’t do this kind of thing today!”—Hana is spending the night at Kanie’s after staying up late studying. Just out of the bath, it seems the cloths she borrowed are

S1·E9 Core

That Morning, Just the Two of Them

Mar 7, 2018 · 6 min

Season overview: The romance story centers around Hana Natori, an earnest, good-natured 25-year-old woman whose cousin refuses to go to high school. Hana takes her cousin's place a

S1·E10 Core

Is That Jealousy?

Mar 14, 2018 · 6 min

Season overview: The romance story centers around Hana Natori, an earnest, good-natured 25-year-old woman whose cousin refuses to go to high school. Hana takes her cousin's place a

S1·E11 Mytharc

The Worst Day

Mar 21, 2018 · 6 min

Season overview: The romance story centers around Hana Natori, an earnest, good-natured 25-year-old woman whose cousin refuses to go to high school. Hana takes her cousin's place a

S1·E12 Mytharc

I Love You!

Mar 28, 2018 · 6 min

Season overview: The romance story centers around Hana Natori, an earnest, good-natured 25-year-old woman whose cousin refuses to go to high school. Hana takes her cousin's place a