Yota becomes motivated to learn more about where Hina came from. Finding out more entails traveling to a beach far from his home town. Since Hina has never seen the ocean, the two take the trip together.
How do you know about that?
How do I, for that matter?
Woher kennst du so was?
Und woher kenn ich es …
¿Cómo sabes eso?
De hecho, ¿cómo lo sé yo?
Comment tu connais ça, toi ?
Enfin, ça vaut pour moi aussi…
Como você sabe sobre isso?
A propósito, como eu também sei?