[Yamaguchi must admit he's grateful for the opportunity for distraction, even if he's still worried the words will only be an annoyance to Oikawa. It's better than trying to pass the time in suffocating silence.]

...Yeah, I'm pretty busy! There's practice every day with the team, and then I spend extra time working on the jump float serve with Shimada-san...

It's different from junior high, you know? I'm not totally confident yet about balancing my time between homework and club activities. Especially in the future when I'm not a first-year. But...I'm glad I'm able to do both.

[...]

Oh! How 'bout you, Oikawa-san? [He wonders belatedly if he's talking too much—without Tsukishima there to tell him when to shut up, Yamaguchi can never be sure.]