ore no osananajimi ga dekkkkkaku narisugita
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Ore no Osananajimi ga Dekkkkkaku Narisugita (俺の幼馴染がデッッッッかくなりすぎた) is a 2024 romantic comedy light novel series written by Origuchi Yoshino and illustrated by Rouka.
After many years of separation, Teshirogi Touji has been reunited with his childhood friend Mino Ririsa in high school...her chest is waaaaay too big?! Ririsa explains that she's been having a tough time, as molesters pester her on the train, gyaruo hit on her, talent scouts try to recruit her... "So… you have to be my bodyguard!”
The light novel first began publication on November 8, 2024 under Kadokawa. A manga adaptation illustrated by Yoshika has been serialized in Comic Alive since April 27, 2026.