閑古鳥が鳴く
Idiom- 1to be quiet (due to lack of activity) ; to be in a slump (of a business) Translated by Jiyomi
Other writings and readings
閑古鳥がなくかんこ鳥が鳴く
expressions (phrases, clauses, etc.) · Godan verb with 'ku' ending
JMdict entry 2068870. Source and licence.