JMdict: 1741190

在室 【ざいしつ】

  1. [n,vs,vi] being in one's room (office, etc.)
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Kanji in this word:

Kanji Meanings On Readings Kun Readings Grade
Exist, Outskirts, Suburbs, Located In ザイ あ.る 5
Room, Apartment, Chamber, Greenhouse, Cellar シツ むろ 2