口くち部ぶ分ぶん

noun

opening; mouth (of a container)

Refers to the opening or mouth of a bag, bottle, or similar container.

• 袋ふくろの口くち部ぶ分ぶんをしっかり閉とじてください。

  Please close the opening of the bag tightly.

noun

mouth area; area around the mouth

Refers to the area around a person's or animal's mouth.

• 赤あかちゃんの口くち部ぶ分ぶんをやさしく拭ふいてあげた。

  I gently wiped the baby's mouth area.