B2B is the abbreviation searchers type for body-to-body massage; outside this corner of the internet those three characters usually stand for business-to-business commerce.
Type B2B into a search bar and the results split in two. One half is procurement software, wholesale platforms and trade fairs. The other half is massage. The overlap is an accident of abbreviation: body-to-body and business-to-business both compress to the same three characters, and a search engine guesses which is meant from the words placed around them.
Menu boards, listings and message threads reward brevity. A phrase of three hyphenated words becomes an initialism the way any phrase repeated often enough does. Adding a city, as in B2B Amsterdam, or adding the word massage, settles the ambiguity for the search engine. A client who writes B2B on the booking line is understood at once; the office never asks which kind.
The abbreviation covers exactly one technique: body-to-body, with warm oil, broad contact and pressure carried by weight. It does not quietly stand for nuru, which uses gel, or for soapy, which uses lather, although some operators elsewhere stretch the letters over all three. When a request is ambiguous, the office names the technique back in full before confirming, so the booking record reads body-to-body, nuru or soapy and never a bare abbreviation.
Body2body turns up in older listings and forum threads. B to B, bodytobody written as one word, and b-2-b are the same search in different clothes. None of them names a separate service, and none carries a figure different from the ladder.
A longer look at how the term travels, and at the queries that lead people to it, is in the journal piece on what people mean by B2B.