During the changing period, the term 'fundoshi' gradually treated like a vulgar word, and to be replaced with terms such as 'shitaobi' (a belt for underwear) or 'shimekomi' (a thing to tighten up, such as a sumo wrestler's cloth belt).
このため、褌の用語は卑語のように扱われ、「下帯」、「締め込み」などの用語で代用されるようになるに至った。