Female can either loosely put her arms around the man's shoulder; or for more formal instances, put their left hand on her partner's shoulder/ upper as well as her right-hand can rest on the man's facet.
As a consequence, a so-called single supplement is charged upon booking a room or a suite. https://www2K.biglobe.ne.jp/~kao-nori/jawanote.cgi?js=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJhdWQiOiJKb2tlbiIsImV4cCI6MTYzNTM0MzA0NiwiaWF0IjoxNjM1MzM1ODQ2LCJpc3MiOiJKb2tlbiIsImpzIjoxLCJqdGkiOiIycW91MmljdGJkZGhzMmRpcjgxbjM2a2IiLCJuYmYiOjE2MzUzMzU4NDYsInRzIjoxNjM1MzM1ODQ2MDAwOTgwfQ.QbOSUA9IlpW_JpKRxAvX2nrJ2SsBZmP_CAQVh7CrOqs&page=0&sid=0c37d22a-371d-11ec-8074-f31464f85302&url=Neitwireless.net/__media__/js/netsoltrademark.php%3Fd%3Dsingha25.bio