Alternative form of 篋底 (kyōtei, “bottom of a box”)

to investigate, to look up, to look into, to study, to examine, to check up on, to look over / (music) to play, to perform (an instrument) / (music) to tune

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

the bottom

a box: a container with a lid / (archaic) a chamber pot for feces; (by extension) feces

base of a logarithm

bottom / depth / sole / base

box