Shimamura just happens to run into Adachi's mom at the gym and they have an awkward encounter. Later on, Shimamura invites Adachi to karaoke with Hino and Nagafuji.
Maybe you don't understand her
Wenn Sie sie verstehen wollen,
müssen Sie sich auch bemühen.
Quizá Ud. no la entiende
No la entiende
Vous ne risquez pas de la comprendre
en la délaissant.
Forse è lei che non la capisce
Talvez você não a entenda
Может, вы забыли о ней,