Website review corp-gakken.co.jp
Gakken
Generated on March 11 2026 07:08 AM
Old data? UPDATE !
The score is 45/100
SEO Content
Title
Gakken
Length : 6
Ideally, your title should contain between 10 and 70 characters (spaces included). Use this free tool to calculate text length.
Description
未来をつくる、学びをつくる。株式会社Gakkenのコーポーレートサイトです。
Length : 38
Ideally, your meta description should contain between 70 and 160 characters (spaces included). Use this free tool to calculate text length.
Keywords
Very bad. We haven't found meta keywords on your page. Use this free online meta tags generator to create keywords.
Og Meta Properties
Good, your page take advantage of Og Properties.
| Property | Content |
|---|---|
| locale | ja_JP |
| type | website |
| title | Gakken |
| description | 未来をつくる、学びをつくる。株式会社Gakkenのコーポーレートサイトです。 |
| url | https://www.corp-gakken.co.jp/ |
| site_name | Gakken |
| image | https://www.corp-gakken.co.jp/ogp.jpg |
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 1 | 4 | 2 | 0 | 0 | 0 |
- [H1]
- [H2] ダミーダミーダミーダミーダミー
- [H2] News ニュース・お知らせ
- [H2] Business 事業内容
- [H2] Link サイトリンク集
- [H3] ニュース
- [H3] お知らせ
Images
We found 6 images on this web page.
2 alt attributes are empty or missing. Add alternative text so that search engines can better understand the content of your images.
Text/HTML Ratio
Ratio : 11%
This page's ratio of text to HTML code is below 15 percent, this means that your website probably needs more text content.
Flash
Perfect, no Flash content has been detected on this page.
Iframe
Too Bad, you have Iframes on the web pages, this mean that content in an Iframe cannot be indexed.
SEO Links
URL Rewrite
Good. Your links looks friendly!
Underscores in the URLs
Perfect! No underscores detected in your URLs.
In-page links
We found a total of 34 links including 0 link(s) to files
| Anchor | Type | Juice |
|---|---|---|
| 決算公告 | Internal | Passing Juice |
| 採用情報 | Internal | Passing Juice |
| 学研グループについて | External | Passing Juice |
| お問い合わせ | Internal | Passing Juice |
| ニュース | Internal | Passing Juice |
| お知らせ | Internal | Passing Juice |
| ニュース | Internal | Passing Juice |
| 事業内容 | Internal | Passing Juice |
| 出版・コンテンツ事業 | Internal | Passing Juice |
| グローバル事業 | Internal | Passing Juice |
| 医療・看護出版コンテンツ事業 | Internal | Passing Juice |
| 園・学校・社会人事業 | Internal | Passing Juice |
| EC・オンライン事業 | Internal | Passing Juice |
| 広告事業 | Internal | Passing Juice |
| 会社情報 | Internal | Passing Juice |
| トップメッセージ・経営方針 | Internal | Passing Juice |
| 会社概要 | Internal | Passing Juice |
| 弊社のあゆみ | Internal | Passing Juice |
| 個人のお客様 | External | Passing Juice |
| 学研グループについて | Internal | Passing Juice |
| EN | Internal | Passing Juice |
| 学研エデュケーショナル | External | Passing Juice |
| 学研出版サイト | External | Passing Juice |
| 医療・看護出版サイト | External | Passing Juice |
| 学研の教科書・副読本・教育情報 学校教育ネット | External | Passing Juice |
| 学研モール（公式通販サイト） | External | Passing Juice |
| 公式ブログ | External | Passing Juice |
| 学研教育総合研究所 | External | Passing Juice |
| 学研科学創造研究所 | External | Passing Juice |
| SNS一覧 | External | Passing Juice |
| サイトのご利用にあたって | Internal | Passing Juice |
| 個人情報について | Internal | Passing Juice |
| 著作権について | Internal | Passing Juice |
| サイトマップ | Internal | Passing Juice |
SEO Keywords
Keywords Cloud
学研グループについて 学研出版サイト ニュース 学研教育総合研究所 詳しく見る 会社情報 採用情報 お問い合わせ sns一覧 学研科学創造研究所
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| お問い合わせ | 4 |  |
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| 学研グループについて | 3 | |
|
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| ニュース | 2 | |
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 |
| 会社情報 | 2 | |
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| 詳しく見る | 2 | |
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Usability
Url
Domain : corp-gakken.co.jp
Length : 17
Favicon
Great, your website has a favicon.
Printability
We could not find a Print-Friendly CSS.
Language
Good. Your declared language is ja.
Dublin Core
This page does not take advantage of Dublin Core.
Document
Doctype
HTML 5
Encoding
Perfect. Your declared charset is UTF-8.
W3C Validity
Errors : 0
Warnings : 0
Email Privacy
Great no email address has been found in plain text!
Deprecated HTML
Great! We haven't found deprecated HTML tags in your HTML.
Speed Tips
|
Excellent, your website doesn't use nested tables. |
|
Too bad, your website is using inline styles. |
|
Too bad, your website has too many CSS files (more than 4). |
|
Perfect, your website has few JavaScript files. |
|
Too bad, your website does not take advantage of gzip. |
Mobile
Mobile Optimization
|
Apple Icon |
|
Meta Viewport Tag |
|
Flash content |
Optimization
XML Sitemap
Missing
Your website does not have an XML sitemap - this can be problematic.
A sitemap lists URLs that are available for crawling and can include additional information like your site's latest updates, frequency of changes and importance of the URLs. This allows search engines to crawl the site more intelligently.
Robots.txt
https://corp-gakken.co.jp/robots.txt
Great, your website has a robots.txt file.
Analytics
Great, your website has an analytics tool.
Google Analytics |
PageSpeed Insights
Device
Categories
Free SEO Testing Tool
Free SEO Testing Tool is a free SEO tool which provides you content analysis of the website.