金きん口ぐち

noun

gold-colored paper around a cigarette tip

Refers specifically to the decorative gold-colored paper band wrapped around the filter end of a cigarette. A niche term mostly encountered in contexts discussing cigarette design or packaging.

• その高こう級きゅうタバコには金きん口ぐちが付ついている。

  That luxury cigarette has a gold-colored tip band.