My Youth Romantic Comedy Is Wrong, as I Expected (Japanese: やはり俺の青春ラブコメはまちがっている。, Hepburn: Yahari Ore no Seishun Rabukome wa Machigatteiru), abbreviated as Oregairu (俺ガイル) and Hamachi (はまち), and also known as My Teen Romantic Comedy SNAFU, is a Japanese light novel series written by Wataru Watari and illustrated by Ponkan 8 . The series follows Hachiman Hikigaya, a pessimistic, closeminded, and realistic teen, who is forced by his teacher to join the school's service club and work with two girls with issues of their own. They offer help and advice to others while dealing with their inner conflicts.

There are three manga adaptations and two anthology volumes. It has been adapted into an anime television series, which aired between April and June 2013 and was followed by a second season which aired between April and June 2015, as well as a third and final season which aired between July and September 2020. Yahari Game demo Ore no Seishun Rabukome wa Machigatteiru, a video game, was released by 5pb. for the PlayStation Vita in September 2013. A second video game also by 5pb was released in October 2016. Both games were bundled together in a release for the PlayStation 4 in October 2017 and for the Nintendo Switch in October 2022. A third video game was released for PlayStation 4 and Nintendo Switch in April 2023.

The story follows two loners, the pragmatic Hachiman Hikigaya and beautiful Yukino Yukinoshita, who despite their varying personalities and ideals, offer help and advice to others as part of their school's Service Club, assisted by the cheerful and friendly Yui Yuigahama. It largely depicts various social situations faced by teens in a high school setting and the psychology driving their interactions.