置おき土産みやげ

noun

parting gift; souvenir left behind; aftereffect

Literally 'a souvenir left behind'. Can refer to a physical gift left for someone, or figuratively to a lasting effect or memory left by a person or event. The figurative use is less common.

• 彼かれは旅たび立だつ前まえに、家か族ぞくに置おき土産みやげを残のこした。

  Before leaving on his journey, he left a parting gift for his family.

• その政せい治じ家かの汚お職しょく事じ件けんは、政せい界かいに大おおきな置おき土産みやげとなった。

  The politician's corruption scandal became a lasting aftereffect in the political world.