Hai cercato la traduzione di submissives da Inglese a Giapponese

happily for us, though sadly for submissives of size, one of those stores carries nothing bigger than a large, which means our victim's xxl suit was purchased at an establishment called
僕らにとって幸運なことに 着る者にとっては 悲しいことだが その店の一つは Ｌより大きいサイズを 置いていない

in fact, on that day they will be submissive.
いや，今日ばかりは，かれらも（審判に）服する。