Kachiro has to take action when he sees the upperclassmen’s attitude toward Tezuka’s injury.
He's probably focused on his own training.
Er trainiert vermutlich selbst.
Seguramente está concentrado
en su nuevo régimen.
Estará concentrado en su propio entreno.
Il se concentre sûrement
sur son entraînement.
Deve estar focado no próprio treinamento.