いわくつき

noun which may take the genitive case particle 'no', noun

with a story; with a shady past; with complicated circumstances

Describes a person, object, or situation that has some notable, often questionable or difficult-to-explain background. The nuance ranges from merely interesting to clearly dubious, depending on context.

• あの骨こっ董とう品ひんはいわく付つきらしい。

  That antique seems to have a story behind it.

• 彼かれはいわく付つきの過か去こを持もつ人じん物ぶつだ。

  He is a person with a shady past.