關於「Keio Plaza Hotel Executive Prime」標籤，搜尋引擎有相關的訊息討論：

The Keio Plaza Hotel's “Executive Card” Membershipwww.keioplaza.com › memberPremier Grand | 京王廣場大飯店東京 - Keio Plaza Hotel Tokyowww.keioplaza.com › rooms › grandKeio Plaza Hotel Tokyo Premier Grand - Agoda.comwww.agoda.com › en-sg › hotel › tokyo-jpKeio Plaza Hotel Tokyowww.booki