Alternative spelling of 引きこもり: hikikomori

basketball

A kagome lattice; an arrangement of laths composed of interlaced triangles such that each point where two laths cross has four neighboring points. Although called a lattice, it is more closely related to trihexagonal tiling than to a mathematical lattice.

cradle (oscillating bed for a baby)

to defend in a fort; to garrison / to stay at home, or in one's own room for a period of time

training in seclusion on a mountain

to train in seclusion on a mountain

birdcage

steamer basket

Alternative form of 蒸籠 (seiro)