Koyori needs new rubbers for her racket but can't pay for them, so she decides to work at Hokuto's specialized goods store.
That's what makes her so awesome.
هذا ما يجعلها رائعة جدّاً
Das ist das tolle an Hokuto!
Por eso es tan genial.
Por eso es tan genial.
È questo che la rende così incredibile.
Isso é o que faz a 
Hokuto ser incrível!