Translation guide
A friend with whom one has a sexual relationship without romantic commitment. In Japanese, this concept is often expressed using loanwords or descriptive phrases, as there is no single native equivalent.
Describing a friend with whom one has a sexual relationship without romantic commitment.
Abbreviation of 'sex friend'. Very common in casual conversation, especially among younger people. Can be used for any gender combination.
He's just a friend with benefits.
Literally 'a physical-only relationship'. A more descriptive phrase that can be used in slightly more formal contexts.
We have a purely physical relationship.
Literally 'a clear-cut relationship'. Implies a relationship without emotional entanglement, often used for arrangements like friends with benefits.
Do not translate 'friend with benefits' literally as 利益のある友達 (rieki no aru tomodachi). This sounds unnatural and confusing in Japanese.
Full form of 'sex friend'. Slightly more explicit than セフレ, but still casual.
He said he wants a friend with benefits.
I can continue if it's just a no-strings-attached relationship.