noun
young sanshō pepper bark; pieces of young Japanese pepper tree branch
Refers to the young bark or branch pieces of the Japanese pepper tree (Zanthoxylum piperitum), used as a spice for pickling or in traditional medicine. Often sold dried.
山椒の皮を漬物に入れると、爽やかな香りがつきます。
Adding young sanshō pepper bark to pickles gives them a refreshing fragrance.
この漢方薬には山椒の皮が含まれている。
This herbal medicine contains young Japanese pepper bark.
Compound of 山椒 (sanshō, 'Japanese pepper') + の (possessive particle) + 皮 (kawa, 'bark, skin'). The term directly describes the bark of the sanshō tree.