Fujio vents about his daughter to a clueless Sakurai, who goes on to reach an overdue new level with Uzaki. The two celebrate Sakurai's 21st birthday.
and they've known each other a while.
Tienen muchos años de conocerse.
Se conocen desde hace años.
quindi si conoscono già da parecchio.
e eles se conhecem há bastante tempo.
так что уже давно знакомы.