コン、と鳴るたび羽根が飛ぶ。

呼吸が合うほど長く飛ぶ。

打ち損じても大丈夫。 顔の印だけでなく、笑顔の数も増えるから―――

The feathered shuttlecock flies and makes a soft tapping noise as it is struck. The more synchronized the volley, the longer the sound continues.

And even if you miss, don't worry. The more markings on your face, the more smiles all around!