半はん同どう棲せい

noun

semi-cohabitation; almost living together

Describes a relationship where a couple spends most nights together but does not officially live together. Often used in modern dating contexts.

See also: 同棲

• 彼かれ氏しと半はん同どう棲せいを始はじめてから、家や賃ちんが少すこし浮うくようになった。

  Since I started semi-cohabiting with my boyfriend, I've been saving a bit on rent.

• 半はん同どう棲せいの状じょう態たいが続つづいているけど、正せい式しきに一いっ緒しょに住すむかどうかはまだ決きめていない。

  We've been in a semi-cohabitation situation for a while, but we haven't decided yet whether to officially move in together.