I Married My Best Friend to Shut My Parents Up (Japanese: 親がうるさいので後輩(♀)と偽装結婚してみた, Hepburn: Oya ga Urusai node Kōhai (♀) to Gisō Kekkon Shitemita; lit. "I Fake Married My (Female) Kōhai Because of My Annoying Parents") is a Japanese yuri manga series written and illustrated by Kodama Naoko. The series follows Machi Morimoto, a woman who enters into a same-sex sham marriage with her kōhai (junior). I Married My Best Friend to Shut My Parents Up was serialized in the manga magazine Comic Yuri Hime in 2018 and collected into a bound volume by Ichijinsha that same year, and was licensed for an English-language release by Seven Seas Entertainment in 2019.