収しゅう集しゅう狂きょう

noun

fanatic collector; collecting maniac

Describes a person obsessed with collecting things, often to an excessive degree. The suffix 狂 (きょう) adds a nuance of mania or madness.

• 彼かれは切きっ手ての収しゅう集しゅう狂きょうで、部屋へや中じゅうが切きっ手てだらけだ。

  He's a stamp-collecting fanatic, and his room is full of stamps.

• あの人ひとは骨こっ董とう品ひんの収しゅう集しゅう狂きょうとして知しられている。

  That person is known as an antique-collecting maniac.