noun
qin; guqin; seven-stringed Chinese zither
Refers specifically to the Chinese seven-stringed zither (guqin). It is colloquial, but in Japanese it is a straightforward descriptive term. Compare with 琴 (きん), which can refer to the same instrument in a more traditional or classical context.
See also: 琴 (きん)
彼は七弦琴の演奏を習っている。
He is learning to play the guqin.
The qin is a traditional Chinese musical instrument.
琴 (きん) is a broader term that can refer to the guqin or other zither-like instruments, often in classical contexts. 七弦琴 specifically denotes the seven-stringed Chinese zither.
Compound of 七 (しち, 'seven'), 弦 (げん, 'string'), and 琴 (きん, 'zither'). The term directly describes the instrument's seven strings.