淫いん紋もん

noun

womb tattoo; inmon

A stylized uterus-shaped mark below a female's navel, usually appearing in pornographic or erotic contexts. The term is colloquial and primarily used within otaku and adult-content circles.

• その同どう人じん誌しのヒロインには淫いん紋もんが描えがかれていた。

  The heroine in that doujinshi had a womb tattoo drawn on her.

• 淫いん紋もんは成せい人じん向むけ作さく品ひんでよく見みられる記き号ごうだ。

  The inmon is a symbol often seen in adult-oriented works.