noun
wasabi; Japanese horseradish
Refers to the plant Wasabia japonica and the green pungent paste made from its stem, used in Japanese cuisine.
寿司にわさびを少しつけて食べる。
I eat sushi with a little wasabi on it.
このわさびは静岡産です。
This wasabi is from Shizuoka.
noun
horseradish; wasabi-horseradish blend
Colloquial extension; often refers to horseradish or a mixture of horseradish and wasabi, commonly found in tubes or powder. See also ホースラディッシュ and 西洋わさび.
チューブのわさびは実はホースラディッシュが混ざっていることが多い。
Tube wasabi often actually contains horseradish mixed in.