Christmas cake
A sponge cake served with strawberries and whipped cream. Since it is typically sold only up to and including Christmas Eve, a "Christmas cake" has also come to refer to a girl who remains unmarried after age 25, and thus is "unsalable."

Acronym guide
An (ahn)
Geta
Haori hakama
Happi coat
Kansai-ben
Kobe
Koseki
Home literature
Meiji Period
Mikoshi
Pat Morita
Nakamozu
Natsume Soseki
Obi
Okuribi
O-furo
Osaka
Sada Masashi
Seijinshiki
Sendai
Shiromuku uchikake
Tanzaku
Tatami
Terms of address
Tsuno-kakushi
Yukata

A useful compendium of Mormon ecclesiastical and theological terminology can be found here.

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