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koto (13-stringed Japanese zither)
zheng (Chinese zither); guzheng
祖母は若い頃から筝を弾いている。
My grandmother has been playing the koto since she was young.
正月に筝の音色が聞こえてきた。
I heard the sound of a koto on New Year's Day.
筝の演奏会に友人と出かけたい。
I want to go to a koto concert with a friend.