How the Little Brother Who Turned Into a Girl Became His Big Brothers Girlfriend. (Fantia 18+ Content) manga cover

How the Little Brother Who Turned Into a Girl Became His Big Brothers Girlfriend. (Fantia 18+ Content)

兄貴の彼女になる、女の子になっちゃった弟。

When I Returned Home for the First Time in a Long Time, My Brother Transformed Into a Girl. (Fantia 18+ Content), 久しぶりに実家に帰ったら弟がTSしてた。, Aniki No Kanojo ni Naru, Onnanoko ni Nacchatta Otouto., Hisashiburi ni Jikka ni Kaettara Otouto ga TS Shiteta.

Published: 2023
Rating:
4.3 (680 ratings)
Author:
Status: Ongoing
Latest Chapter: 39.7
Genres

Description

This is a separate entry for the 18+ content on Fantia which cannot be found on Twitter. It's the side content of [How The Little Brother Who Turned Into A Girl Became His Big Brother's Girlfriend.](https://mangadex.org/title/ff4b6bfd-40b4-4a84-b60e-1006c46c106b/how-the-little-brother-who-turned-into-a-girl-became-his-big-brother-s-girlfriend)

Chapters (26)

Volume -

Chapter 39.7 - When my imouto smelled my semen, she became strange
Published: Tuesday, April 23, 2024
Chapter 39.6 - She decided to use her hands
Published: Sunday, February 18, 2024
Chapter 37.7 - I asked Haruki to show me her breasts... And then we started having sex
Published: Monday, February 5, 2024
Chapter 37.6 - Ch. 37.5 Extra
Published: Monday, December 4, 2023
Chapter 35.6
Published: Monday, October 23, 2023
Chapter 35.5 - The imouto would receive a confession from her brother 2 chapters later.
Published: Monday, December 18, 2023
Chapter 33.6
Published: Tuesday, September 5, 2023
Chapter 22.1 - White School Swimsuit
Published: Wednesday, October 22, 2025
Chapter 21.6 - Chapter 21.5 Extra
Published: Sunday, October 13, 2024
Chapter 19.6 - (Continuation Of Imaginary) When she went out the hallway, other students came by
Published: Thursday, October 3, 2024
Chapter 19.5 - (Imaginary) Haruki follows her brother's instructions
Published: Saturday, August 3, 2024
Chapter 17.6 - (Continuation of the imaginary reverse bunny suit) Put it in as much as you want from the back
Published: Monday, January 29, 2024
Chapter 17.5 - (Continuation of the imaginary reverse bunny suit) NTR play with sex toys
Published: Wednesday, January 17, 2024
Chapter 16.1 - (Imaginary) Nude version of bathed imouto
Published: Wednesday, January 17, 2024
Chapter 15.6 - (Imaginary) If I could get my imouto to wear a reverse bunny suit (Part A)
Published: Wednesday, January 3, 2024
Chapter 13.6 - (Imaginary) Indulging on my fantasies of fucking my imouto
Published: Thursday, December 28, 2023
Chapter 13.5 - (Imaginary) Even though I told her I wasn't thinking of any sexual fantasies...
Published: Tuesday, December 19, 2023
Chapter 11.6 - (Imaginary) After that, Aniki still asked me to put it all in
Published: Sunday, December 10, 2023
Chapter 11.5 - (Imaginary) What if... I asked my imouto to let me look at her?
Published: Thursday, December 7, 2023
Chapter 10.1 - (Alternative Route) What if I happened to meet my imouto naked in the bathroom?
Published: Tuesday, December 5, 2023
Chapter 9.6 - (Imaginary) Would you do me... Until we end?
Published: Monday, December 4, 2023
Chapter 9.5 - (Imaginary) Aniki helps imouto study
Published: Thursday, November 2, 2023
Chapter 7.6 - (Imaginary) After that, with my naked imouto from the back
Published: Tuesday, October 24, 2023
Chapter 7.5 - (Imaginary) In the kitchen while my parents were away
Published: Wednesday, October 18, 2023
Chapter 5.5 - Big Brother's (Extended) Delusion
Published: Saturday, August 12, 2023
Chapter 3.5 - Big Bro's See-through (Imaginary) Vision
Published: Tuesday, June 27, 2023