{"id":275669,"date":"2026-07-21T22:02:49","date_gmt":"2026-07-21T13:02:49","guid":{"rendered":"https:\/\/www.allway-japan.com\/travelpost\/thermal-spa-s-wave%e5%a4%a7%e7%a3%af%e3%83%97%e3%83%aa%e3%83%b3%e3%82%b9%e3%83%9b%e3%83%86%e3%83%ab\/"},"modified":"2026-07-21T22:02:49","modified_gmt":"2026-07-21T13:02:49","slug":"thermal-spa-s-wave%e5%a4%a7%e7%a3%af%e3%83%97%e3%83%aa%e3%83%b3%e3%82%b9%e3%83%9b%e3%83%86%e3%83%ab","status":"publish","type":"travelpost","link":"https:\/\/www.allway-japan.com\/en\/travelpost\/275669\/","title":{"rendered":"THERMAL SPA S.WAVE (Oiso Prince Hotel)"},"content":{"rendered":"


Spacious large public bath with its own natural hot spring source. An outdoor bath is also available<\/p>\n


An infinity pool where you can relax while overlooking the Shonan sea<\/p>\n


The infinity pool, which offers a panoramic view of the horizon, makes you feel one with the sea<\/p>\n


At night, enjoy the night view of Shonan from the jet bath and infinity pool<\/p>\n

The information provided reflects the details available at the time of the survey.
Please note that facility details may change due to the facility\u2019s circumstances, so please check for the latest information before visiting.\nThis content has been translated using machine translation.<\/p>\n

Information provided by: JTB Publishing<\/p>\n

This content uses automatic translation services. Automatic translations may not always be accurate.
Please note that the translated content may differ from the original meaning. We ask for your understanding when using this content.<\/p>","protected":false},"excerpt":{"rendered":"

\"THERMAL SPA S.WAVE,\" a hot spring and spa facility located within the Oiso Prince Hotel. Guests can use the separate men's and women's natural hot springs and outdoor baths at any time during their stay. In addition to the hot spring floor, there is a heated infinity pool with a view of the sea, a panoramic sauna and stone sauna overlooking Mount Fuji and the horizon, a tepidarium with a fragrant aroma, Finnish saunas, ice rooms, and various saunas (swimwear required), spa treatments, and private spas available for a fee. There are also jet baths and terrace seating overlooking Sagami Bay, as well as a bar where drinks can be ordered, allowing for a comfortable holiday at the spa. Day-use inquiries are required.<\/p>","protected":false},"author":9,"featured_media":202118,"template":"","meta":{"_acf_changed":false,"ep_exclude_from_search":false},"categories":[75],"tags":[],"class_list":["post-275669","travelpost","type-travelpost","status-publish","has-post-thumbnail","hentry","category-spot"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.allway-japan.com\/en\/wp-json\/wp\/v2\/travelpost\/275669","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.allway-japan.com\/en\/wp-json\/wp\/v2\/travelpost"}],"about":[{"href":"https:\/\/www.allway-japan.com\/en\/wp-json\/wp\/v2\/types\/travelpost"}],"author":[{"embeddable":true,"href":"https:\/\/www.allway-japan.com\/en\/wp-json\/wp\/v2\/users\/9"}],"version-history":[{"count":0,"href":"https:\/\/www.allway-japan.com\/en\/wp-json\/wp\/v2\/travelpost\/275669\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.allway-japan.com\/en\/wp-json\/wp\/v2\/media\/202118"}],"wp:attachment":[{"href":"https:\/\/www.allway-japan.com\/en\/wp-json\/wp\/v2\/media?parent=275669"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.allway-japan.com\/en\/wp-json\/wp\/v2\/categories?post=275669"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.allway-japan.com\/en\/wp-json\/wp\/v2\/tags?post=275669"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}