You look good in Japanese style clothes too.
How many Japanese style clothes do you have?
Have you seen Japanese people running marathons in Japanese style clothes?
Japanese style clothes (Japanese Style Clothes). We're talking kimonos and yukata and things like that. Basically, this differentiates Japanese clothing from Western clothing.
What kind of clothes will you wear to the festival tonight? Oh, probably some 和服.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.