> which happens both when watching Japanese movies with English or French subtitles, or English or French movies with Japanese subtitles.

Also, though with less frequency, sometimes when the subtitles are in the same language as the speech, which I agree is distracting. (I am monolingual, so do not experience it otherwise.) But I had rather experience that dislocation than dubbing, which to me reliably ruins even a beautiful movie. Of course à chacun son goût!