prefix
Prefix used to indicate something is from the past, no longer current, or a previous version. Common in words like 旧姓 (former surname) and 旧友 (old friend).
旧ソ連の国々を旅行した。
I traveled through the countries of the former Soviet Union.
彼女は旧姓で仕事を続けている。
She continues to work under her maiden name.
noun
old things; the past; old customs
Refers to things, customs, or times from the past, often with a sense of nostalgia or contrast with the new. Sense 3 (old times) is closely related and merged here.
旧を捨てて新しくする。
Discard the old and make things new.
この町には旧を感じさせる建物が残っている。
Buildings that evoke the past remain in this town.
noun, prefix
old lunisolar calendar
Abbreviation of 旧暦 (きゅうれき), referring to Japan's traditional lunisolar calendar. Used in contexts like dates or festivals.
See also: 旧暦
旧の正月を祝う地域もある。
Some regions celebrate the old lunar New Year.
旧暦では今日は七夕です。
According to the old calendar, today is Tanabata.