コスチュームでしょう
kosuchūmudeshō
1. Probably a costume.; It will likely be a costume.
★ Common
Noun
#1250680
1. Probably a costume.; It will likely be a costume.
1. costume
1. it seems; I think
2. right?; don't you agree?
1. Costume's; Of costume
1. in costume; wearing a costume
1. Not a costume.
1. Wasn't a costume.; It wasn't a costume.
1. Was a costume.
1. Costume.
1. If/when costume; Regarding costumes