calm blue ocean

humorous

(chiefly humorous) Used to calm oneself down from a state of rage or anxiety.

Japanese Meaning

（主にユーモラスに）怒りや不安といった高ぶった感情から、自分自身を落ち着かせるための掛け声や表現

"calm blue ocean," she muttered to herself, taking a deep breath to stop her hands from shaking.

「落ち着け、穏やかな青い海」と彼女はつぶやき、手の震えを抑えるために深呼吸した。

Sense（1）

(chiefly humorous) Used to calm oneself down from a state of rage or anxiety.