Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Saw “"” when expecting an attribute name. Probable cause: “=” missing immediately before.
Attribute “"” not allowed on element “link” at this point.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “value” not allowed on element “input” at this point.
Element “input” is missing required attribute “alt”.
Element “dl” is missing a required child element.
A “charset” attribute on a “meta” element found after the first 1024 bytes.
Attribute “charset” not allowed on element “meta” at this point.
Element “meta” is missing one or more of the following attributes: “content”, “itemprop”, “property”.
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Bad value “ブナ林が広がる信越トレイルへ” for attribute “rel” on element “a”: The string “ブナ林が広がる信越トレイルへ” is not a registered keyword.
Bad value “おすすめ紅葉スポット” for attribute “rel” on element “a”: The string “おすすめ紅葉スポット” is not a registered keyword.
Bad value “いいやまの冬の風物詩「レストランかまくら村」毎月2月に開催中” for attribute “rel” on element “a”: The string “いいやまの冬の風物詩「レストランかまくら村」毎月2月に開催中” is not a registered keyword.
Bad value “東京・飯山 高速バス「おむすびライナー」” for attribute “rel” on element “a”: The string “東京・飯山” is not a registered keyword.
Bad value “WEBコンテンツ「週末イイヤマ。」オープン” for attribute “rel” on element “a”: The string “WEBコンテンツ「週末イイヤマ。」オープン” is not a registered keyword.
Bad value “いいやま旅のプラン「飯山旅々。」” for attribute “rel” on element “a”: The string “いいやま旅のプラン「飯山旅々。」” is not a registered keyword.
Bad value “1, 1 , 336, 80” for attribute “coords” on element “area”: Expected a minus sign or a digit but saw “ ” instead.
Bad value “1, 82 , 336, 160” for attribute “coords” on element “area”: Expected a minus sign or a digit but saw “ ” instead.
Bad value “1, 162, 336, 240” for attribute “coords” on element “area”: Expected a minus sign or a digit but saw “ ” instead.
Bad value “1, 242, 336, 320” for attribute “coords” on element “area”: Expected a minus sign or a digit but saw “ ” instead.
Bad value “1, 322, 336, 400” for attribute “coords” on element “area”: Expected a minus sign or a digit but saw “ ” instead.
Bad value “1, 402, 336, 480” for attribute “coords” on element “area”: Expected a minus sign or a digit but saw “ ” instead.
Bad value “1, 482, 336, 560” for attribute “coords” on element “area”: Expected a minus sign or a digit but saw “ ” instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “allowtransparency” attribute on the “iframe” element is obsolete. Use CSS instead.
Text not allowed in element “ul” in this context.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
Bad value “The rustic beauty of Iiyama.” for attribute “rel” on element “a”: The string “The” is not a registered keyword.
Bad value “森林セラピー” for attribute “rel” on element “a”: The string “森林セラピー” is not a registered keyword.
Bad value “信越トレイル（英語）” for attribute “rel” on element “a”: The string “信越トレイル（英語）” is not a registered keyword.
Bad value “Welcome to Iiyama（冬）” for attribute “rel” on element “a”: The string “Welcome” is not a registered keyword.
Bad value “戸狩温泉スキー場 雪ちゃり” for attribute “rel” on element “a”: The string “戸狩温泉スキー場” is not a registered keyword.
Bad value “豪雪飯山” for attribute “rel” on element “a”: The string “豪雪飯山” is not a registered keyword.
Warnings:
Attribute “"” is not serializable as XML 1.0.
The “type” attribute is unnecessary for JavaScript resources.
The “charset” attribute on the “script” element is obsolete.
The “type” attribute for the “style” element is not needed and should be omitted.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Consider adding a “lang” attribute to the “html” start tag to declare the language of this document.