noun, noun which may take the genitive case particle 'no'
Anatomical term for the main part of the body excluding the head and limbs; can also refer to one's build or physique. Often used in medical or formal contexts.
躯幹の筋肉を鍛えるトレーニングを始めた。
I started training to strengthen the muscles of my trunk.
彼は躯幹ががっしりしている。
He has a sturdy physique.