A type of citrus (yuzu). Its peel and juice are used in cooking and for fragrance; often written in kana.
柚子を煮てジャムを作った。
I cooked yuzu and made jam.
刺身に柚子を少し搾ると香りが良くなる。
Squeezing a little yuzu over sashimi improves the aroma.
冬至にはゆず湯に入る風習がある。
There is a custom of taking a yuzu bath on the winter solstice.