{"id":689,"date":"2026-04-27T02:49:47","date_gmt":"2026-04-27T07:49:47","guid":{"rendered":"https:\/\/made-in-japan.jp\/en\/guide\/copper-tumbler\/"},"modified":"2026-05-04T20:12:35","modified_gmt":"2026-05-05T01:12:35","slug":"copper-tumbler","status":"publish","type":"guide","link":"https:\/\/made-in-japan.jp\/en\/guide\/copper-tumbler\/","title":{"rendered":"Japanese Copper Tumblers: 4 Best Brands from Tsubame-Sanjo"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"<p>Pure copper&#8217;s extreme thermal conductivity delivers unmatched cold \u2014 beer, iced coffee, Moscow Mule. Compare 4 top Japanese brands from Tsubame-Sanjo and find your perfect lifelong tumbler.<\/p>\n","protected":false},"featured_media":3222,"template":"","categories":[49,55,56],"tags":[27,29,274,275,276,279,283,286],"page-categories":[],"guide_cat":[37],"class_list":["post-689","guide","type-guide","status-publish","has-post-thumbnail","hentry","category-tableware-kitchen","category-drinkware","category-sake-glass","tag-beginner","tag-tsubame-sanjo","tag-lifetime","tag-professional","tag-aging","tag-gift","tag-traditional","tag-metalware","guide_cat-kitchen-tools"],"acf":[],"_links":{"self":[{"href":"https:\/\/made-in-japan.jp\/en\/wp-json\/wp\/v2\/guide\/689","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/made-in-japan.jp\/en\/wp-json\/wp\/v2\/guide"}],"about":[{"href":"https:\/\/made-in-japan.jp\/en\/wp-json\/wp\/v2\/types\/guide"}],"version-history":[{"count":1,"href":"https:\/\/made-in-japan.jp\/en\/wp-json\/wp\/v2\/guide\/689\/revisions"}],"predecessor-version":[{"id":3221,"href":"https:\/\/made-in-japan.jp\/en\/wp-json\/wp\/v2\/guide\/689\/revisions\/3221"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/made-in-japan.jp\/en\/wp-json\/wp\/v2\/media\/3222"}],"wp:attachment":[{"href":"https:\/\/made-in-japan.jp\/en\/wp-json\/wp\/v2\/media?parent=689"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/made-in-japan.jp\/en\/wp-json\/wp\/v2\/categories?post=689"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/made-in-japan.jp\/en\/wp-json\/wp\/v2\/tags?post=689"},{"taxonomy":"page_category","embeddable":true,"href":"https:\/\/made-in-japan.jp\/en\/wp-json\/wp\/v2\/page-categories?post=689"},{"taxonomy":"guide_cat","embeddable":true,"href":"https:\/\/made-in-japan.jp\/en\/wp-json\/wp\/v2\/guide_cat?post=689"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}