腹心の部下

ふくしんのぶか

expression, noun

•

henchman, right-hand man, trusted confidant, inner circle

腹	abdomen, belly, stomach
心	heart, mind, spirit, heart radical (no. 61)
部	section, bureau, dept, class, copy, part, portion, counter for copies of a newspaper or magazine
下	below, down, descend, give, low, inferior