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.
"Adachi, can you do sit-ups???"
Adachi, kannst du Sit-ups?
Adachi, ¿sabes hacer abdominales?
TU PEUX FAIRE DES ABDOS ?
Adachi, tu li sai fare gli addominali?
Адати. Ты умеешь качать пресс???