収しゅう集しゅう魔ま

noun

collecting maniac; obsessive collector

A person who is fanatical about collecting things; often used in a slightly humorous or self-deprecating way.

• 彼かれは切きっ手ての収しゅう集しゅう魔まで、部屋へや中じゅうが切きっ手てだらけだ。

  He's a stamp-collecting maniac; his room is full of stamps.

• 私わたしは本ほんの収しゅう集しゅう魔まだから、本ほん棚だながすぐいっぱいになる。

  I'm an obsessive book collector, so my bookshelves fill up quickly.