Tomozaki makes a new friend, then goes on a shopping trip for Nakamura's birthday--of all things. Naturally, Hinami turns it into a teaching moment.
Hmm? Know what?
أعلم ماذا؟
Hm? Was denn?
¿Eh? ¿Saber qué?
Non, quoi ?
क्या?
Sei o quê?
Мм? О чём ты?