第だい一いっ波ぱ

noun

first wave

Used for the initial wave of a phenomenon, such as an epidemic, attack, or trend. Often appears in news and analytical contexts.

• 新しん型がたコロナウイルスの第だい一いっ波ぱは2020年ねん春はるに到とう来らいした。

  The first wave of the novel coronavirus arrived in spring 2020.

• 敵てきの第だい一いっ波ぱの攻こう撃げきをなんとか防ふせいだ。

  We somehow repelled the enemy's first wave of attacks.