also: くーちん
noun
guqin; Chinese seven-string zither
A traditional Chinese plucked string instrument with seven strings, known for its long history and association with scholars.
古琴は中国の伝統的な弦楽器です。
The guqin is a traditional Chinese string instrument.
琴 is a general term for Japanese zither-like instruments, while 古琴 specifically refers to the Chinese guqin.
From Chinese 古琴 (gǔqín), literally 'ancient zither'.