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Katsuragi

Zuikaku-senpai.

Kaga-san is releasing her ZuiKaga book, isn't she.

No, I don't care, see.

Buy it with your left. A reference to Yamada Tetsuto taunting Sugiya Kenshi during Japan's pro baseball league match. Source: スポーツ王は俺だ！ See here

I won't say that.

Hooo.

I'll also be releasing my ZuiKatsu book, so

Will you buy it?

I'LL BUY IT, GODDAMMIT!!! A reference to Sugiya's response to Yamada's taunt, again, in Japan's pro baseball league match