スピン (Supin) is a Japanese noun meaning “spin, rotation, spin (in PR, politics, etc.), ribbon bookmark (attached to the binding)”.

Meanings

  1. noun, suru verb, intransitive verbspin; rotation
  2. nounspin (in PR, politics, etc.)
  3. nounribbon bookmark (attached to the binding)industry jargon; poss. from "spine"