heavy heart

figuratively

(figuratively) A strong feeling of sadness or misery

Japanese Meaning

深い悲しみや憂鬱な心情を抱くこと。 / 胸が締め付けられるような、悲哀に満ちた心の状態。

She left the old house with a heavy heart, knowing she would never return.

彼女は二度と戻れないと知りながら、深い悲しみを胸に抱えて古い家を去った。

Sense（1）

(figuratively) A strong feeling of sadness or misery

“We lost,” he said with a heavy heart.

heavy hearts

（ plural ）