During her first class on the Land, Nozomi unconsciously uses a powerful technique called the Vacuum Butt Cannon.  When they learn that she's used this technique, Rokudou Rin, Kawai, and the other members of the elite class invite her to train with them. Nozomi is excited and vows to master the ability. But then one of the teachers calls her...
Most people avoid using it because
they don't want to hurt themselves.
Das ist der Grund,
warum sie wenige verwenden.
Muchas no lo usan
precisamente para no lastimarse.
Muchas no lo usan
precisamente para no lesionarse.
Peu de filles l’utilisent
par peur de se blesser.
Non la usano in molte proprio per evitare 
di procurarsi danni permanenti.
Existem várias atletas que a evitam 
justamente para não se machucarem.