Masamune-kun's RevengeMasamune-kun's Revenge.

Masamune-kun's Revenge (Japanese: 政宗くんのリベンジ, Hepburn: Masamune-kun no Ribenji) is a Japanese manga series written by Hazuki Takeoka and illustrated by Tiv. The series is published by Ichijinsha and was serialized in their Monthly Comic Rex magazine in Japan from October 2012 to June 2018. A sequel manga, titled Masamune-kun's Revenge engagement, was serialized on Ichijinsha's Comic HOWL website from April to December 2023.