室内着
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Meanings
1
loungewear; indoor clothes
Comfortable clothing worn inside the home. Often contrasted with 部屋着 (room wear) or パジャマ (pajamas), but 室内着 can imply slightly more presentable home wear.
See also: 部屋着
I change into loungewear as soon as I get home.
In winter, I want loungewear made of warm material.