a (single) blast of air (wind, etc.)

enter

to broaden; to become wide / to develop; to progress; to improve / (of a person) to be enlightened; to be inspired; (perfect tense) to be sharp or clever

to open / to make (a hole)

room (of a house or hotel), chamber, apartment, flat / (sumo) a stable where rikishi live and train together under a shisho oyakata (stable master)

(transitive or intransitive) blow (of wind, to move; or to cause air to move) / (intransitive) spout (as a gas or liquid, out of something)

wind (movement of air) / airs / a style

(Internet slang, dated) Windows (an operating system)

single room

window / (regional, dialect, Etchū region) a deep gap in a mountain ridge (so called for the way the wind blows through, like a window)