To strike past all obstacles...That's the Ace!
About Being an Ace

I may be an ace, but you guys are heroes.
To Karasuno, Chapter 47
Like a comet, I set forth. I failed, Kamchatka. I fled, Okhotsk. I set forth, like a shooting star, scattering silver as it descends. I will never give in, Kamchatka!
Haikyuu!! Christmas Drama CD