・ 音 ゾウ
Sino-Vietnamese: tạng
The flesh radical 月 (肉) plus 蔵 (to store away), which gives the sound zou. What the body keeps stored inside are the internal organs: shinzou, the heart.
Stroke data: KanjiVG (CC BY-SA 3.0) — kanjivg.tagaini.net
走ると心臓がどきどきします。 (はしるとしんぞうがどきどきします)
My heart pounds when I run.