Translation guide
A single sexual encounter with no expectation of further involvement. In Japanese, this is expressed with loanwords or descriptive phrases, and the nuance can vary from casual to euphemistic.
Referring to a one-time sexual relationship, often between strangers or acquaintances.
The most common and direct loanword for 'one-night stand'. Widely understood, especially among younger people.
彼とはワンナイトラブの関係だった。
I had a one-night stand with him.
Literally 'a relationship limited to one night'. A more descriptive and slightly formal phrase.
それは一夜限りの関係だった。
It was a one-night stand.
Literally 'a relationship limited to that occasion'. Emphasizes the fleeting nature, but less common than 一夜限り.
あの人とはその場限りの関係だった。
It was just a one-time thing with that person.
Talking about a one-night stand in a more vague or polite way, often to avoid being explicit.
Means 'a relationship just once'. A softer, less direct way to refer to a one-night stand.
彼女とは一度だけの関係だった。
I only slept with her once.
Literally 'a physical-only relationship'. Implies no emotional attachment, often used for casual sexual encounters.
私たちは体だけの関係だった。
We were just friends with benefits. / It was purely physical.
Using very casual or crude terms for a one-night stand, often among close friends.
Slang meaning 'hit and run' in a sexual context. Implies having sex and then disappearing. Can be vulgar.
あいつ、やり逃げされたらしいよ。
I heard he/she got pumped and dumped.
Shortened form of ワンナイトラブ. Used in very casual conversation.
昨日ワンナイトしちゃった。
I had a one-night stand yesterday.
Do not translate 'one-night stand' literally as 一夜スタンド or similar. It will not be understood. Use the loanword ワンナイトラブ or descriptive phrases.
ワンナイトラブ is the most direct and common term, especially in casual speech. 一夜限りの関係 is more descriptive and can be used in writing or when you want to be less direct. Both are neutral in tone.