noun
Refers to a costume, such as for a play, cosplay, or a special outfit. Often used in the context of events, performances, or themed parties.
ハロウィンに着るコスチュームをまだ決めていない。
I haven't decided on a costume to wear for Halloween yet.
彼女は舞台用のコスチュームを手作り
She handmade a costume for the stage.