bloody show; mucus plug discharge
Medical/obstetric term for the blood-tinged mucus discharge that often signals the onset of labor. Commonly used in pregnancy contexts.
See also: 破水
If you have a bloody show, please contact the hospital right away.
imperial family crest; signature mark
A personal crest or mark used by members of the Japanese imperial family to identify their belongings. Rare, specialized term.
Polite form of 印 (しるし), used to refer to a mark, sign, or indication. Often used in formal or respectful contexts.
See also: 印
At the Imperial Household Agency exhibition, I saw furnishings bearing the imperial family's crests.
Please leave something as a mark.