You're referring to a Japanese phrase: "Anehame ore no hatsukoi ga jisshi na wake ga nai" ( Ah, I see you don't believe my first love is true).
: The protagonist, caught between his desire for a normal high school romance and his deep-seated, unresolved feelings for his sister. anehame ore no hatsukoi ga jisshi na wake ga na new
The series has been adapted into several formats for different audiences: Light Novel: The original story was published by France Shoin Inc. in December 2020. OVA (Anime): A two-episode adult animation (OVA) produced by Studio BREAKBOTTLE was released between late 2021 and early 2022. Key Characters Akira Sakagami: You're referring to a Japanese phrase: "Anehame ore
Despite mixed reviews, the “new” version appears to be fixing pacing issues from the original. in December 2020
The series originated as a titled Anehame: Ore no Hatsukoi ga Jisshi na Wake ga Nai , written by Zange and illustrated by Heiro. It was published by France Shoin Inc. in December 2020. Following its release, it was adapted into an adult anime (OVA) series produced by the animation studio Mary Jane . Plot Summary
Masaki nodded. "Yes. I've known my sister, Chika, since we were kids. She's always been a bit of a tomboy, but when I found out you were her friend, I...I realized I had feelings for you."
So the intended title might be: (“Older Sister Trap: There’s No Way My First Love Is Live-Action – New Version”)