頭ず痛つうの種たね

expression, noun

cause of headaches; pain in the neck; source of worry

Idiomatic expression for a persistent problem or person that causes ongoing stress or annoyance.

• 毎まい日にちの渋じゅう滞たいが頭ず痛つうの種たねだ。

  The daily traffic jams are a real headache.

• 彼かれの無む責せき任にんさは上じょう司しにとって頭ず痛つうの種たねになっている。

  His irresponsibility has become a source of worry for his boss.