体中

Etymology 1
Compound of. The character is often read as chū in compounds, with a meaning of “middle; inside, within”, but when read as jū with rendaku, the meaning shifts to “throughout, all over”.

Noun

 * 1) throughout the body, from head to foot, all over

Etymology 2
May be from compound.

Alternatively, may be a Japanese coinage using Middle Chinese-derived elements, as a compound of +.

Noun

 * 1) the inside of the body, somewhere inside the body