kodansha.co.jp
🖥 Status: up
🕒 Response Time: 2.284 sec
⬅️ Response Code: 200
Availability of kodansha.co.jp was checked 34 times during the 633 days beginning November 19, 2024. Having been checked 34 times in total, kodansha.co.jp was last confirmed operational on June 15, 2026, as evidenced by a 200 status code. As of August 14, 2026, there had been no instances of kodansha.co.jp being unavailable during the checks conducted. As of August 14, 2026, records show that no error status codes had been noted in any of the responses that had been received. Against the 3.648 seconds average, kodansha.co.jp responded in 2.284 seconds on June 15, 2026.
34
Last Updated: June 15, 2026
Kodansha overview
- Domain
- kodansha.co.jp
- Title
- 講談社「おもしろくて、ためになる」を世界へ
- Description
- 講談社の公式ホームページ総合トップページ。講談社が出版する書籍・コミックの新刊情報、作品検索、会社情報、講談社が運営する各種サービス・コンテンツなどをご紹介します。
- Main Topic
- コミック
書籍
雑誌・メディア
会社情報 - A Site Status Rank
- 37 365
- Search Wikipedia
- kodansha.co.jp
- Alternatives
- alternatives to kodansha.co.jp
- Recently checked
- mousebreaker.com
Kodansha.co.jp
status check request map as of August 14, 2026
Country report for kodansha.co.jp as of August 14, 2026
| United States | 100.00% | ||||||||
| 19:30 | |||||||||
| Site | Total Checks | Last Modified |
|---|---|---|
| 46 | November 18, 2024 | |
| 40 | September 15, 2024 | |
| 34 | November 19, 2024 | |
| 21 | February 23, 2021 | |
| 17 | November 26, 2024 |
Izdubai.com | Kodansha.co.jp | ||||
|---|---|---|---|---|---|
General SEO Report
| Page Title | Page Title tips for kodansha.co.jp: The character limit, generally recommended to stay under 60 characters for optimal visibility in search engine results, applies directly to your website title tag, making brevity and impactful language essential for strong SEO performance and higher CTR |
|---|---|
| 講談社「おもしろくて、ためになる」を世界へ Length: 63 characters | |
| Meta Description | Meta Description tips for kodansha.co.jp: Incorporate your most valuable target keywords naturally within the meta description text to signal relevance to search engines like Google and Bing, while also crafting a clear call to action (where appropriate) within the 160-character limit to guide the searcher towards clicking your link. |
| 講談社の公式ホームページ総合トップページ。講談社が出版する書籍・コミックの新刊情報、作品検索、会社情報、講談社が運営する各種サービス・コンテンツなどをご紹介します。 Length: 246 characters | |
| Meta Keywords | Meta Keywords tips for kodansha.co.jp: Focusing SEO efforts on creating comprehensive, well-structured, and valuable content naturally targets user intent and incorporates relevant terminology, replacing the outdated practice of keyword stuffing within a meta keywords tag. |
| no meta keywords data for kodansha.co.jp 2026-08-14T09:35:44+00:00 | |
| Page Content | Page Content tips for kodansha.co.jp: Consistently produce original research, case studies, or expert opinions within your page content to build credibility, encourage social sharing, and reinforce your brand's position as a trustworthy resource. |
| Web Page Content Length: 233675 characters | |
| H1 Heading | H1 Heading tips for kodansha.co.jp: The HTML element 'h1' designates the primary heading on a webpage, serving as a crucial semantic element for search engines to discern the page's main topic and primary content structure, significantly boosting SEO effectiveness. |
| コミック 書籍 雑誌・メディア 会社情報 Count: 4 heading tag | |
| H2 Headings | H2 Headings tips for kodansha.co.jp: Consider the visual presentation of your H2 headers; while HTML structure is crucial for SEO, appropriate styling (font size, weight, spacing) aids user comprehension significantly. |
| 重要なお知らせ 講談社からのお知らせ 新刊コミック 新刊書籍 受賞作 メディア化作品 イベント プレゼント スペシャル 製品関連情報 会社情報 Count: 11 heading tag | |
| H3 Headings | H3 Headings tips for kodansha.co.jp: Select H3 header text carefully, focusing on terms and phrases that users are actively searching for online, thereby increasing your content's relevance. |
| 〔本とあそぼう 全国訪問おはなし隊〕が埼玉県の加須未来館を訪問します！ 〔本とあそぼう 全国訪問おはなし隊〕が埼玉県の川島町立図書館を訪問します！ 『口訳 太平記 ラブ＆ピース』町田 康先生の直筆サイン本★プレゼント 『すみっコぐらし きらきらスライム コレクション』★プレゼント Count: 4 heading tag | |
| H4 Headings | H4 Headings tips for kodansha.co.jp: When designing a content information architecture, consider using H4 headers as a way to map out and implement the second or third level of detail within a section, ensuring the hierarchy is intuitive and easy for users to follow effortlessly. |
| no h4 headings data for kodansha.co.jp 2026-08-14T09:35:44+00:00 | |
| H5-H6 Headings | H5-H6 Headings tips for kodansha.co.jp: For e-commerce product pages, H5/H6 tags can organize product specifications or detailed feature descriptions, providing clear information architecture for users. |
| no h5-h6 headings data for kodansha.co.jp 2026-08-14T09:35:44+00:00 | |
| Image ALT Attributes | Image ALT Attributes tips for kodansha.co.jp: The practice of optimizing alt text for all non-text image formats (JPEG, PNG, GIF, SVG) is a core requirement for many web accessibility standards like WCAG, mandated for compliance with legal regulations such as the ADA in certain contexts, and beneficial for creating a more inclusive web environment for all users. |
| https://www-static.kodansha.co.jp/carousel-slides/images/3ZFXPtyyWef3VW7oiCiz7v645pMlZilkvVwZzD1L.jpg https://www-static.kodansha.co.jp/carousel-slides/images/oc22nZmfP0YtgpyBH3uSdZjtSzdfw2ffgSlefVt6.jpg https://www-static.kodansha.co.jp/carousel-slides/images/EnRne5N0cc9i66uy6FAE57KQ0xwYYStlSIvrBJvp.jpg https://dvs-cover.kodansha.co.jp/0000420222/xukIdukF7JtDuFyR1AOMduM0g9wdxkxIjb2gcmrI.jpg https://dvs-cover.kodansha.co.jp/0000420217/g7bOCbG5PTyZ1J282UMrPieOzGpjX77TFMu9wK0U.jpg https://dvs-cover.kodansha.co.jp/0000422017/RM1oroIL1zUB8fg799OkkIq4ZTqUJd3ryvhteXH0.jpg https://dvs-cover.kodansha.co.jp/0000421209/I03BzixB8bJU84hks20JRBTXnQDa3UaxIcjIJFeq.jpg https://dvs-cover.kodansha.co.jp/0000420863/eDEBRzpSm24BcgZpV5ea9vWKkyjjyP9yIfLD7agy.jpg https://dvs-cover.kodansha.co.jp/0000420694/0pw4uXzppAMtqHqILDqcYWvTtodhmm8EtQ3PHhPh.jpg https://dvs-cover.kodansha.co.jp/0000420409/M6ErRRM9sPfFsoQu5uJifvjJF4SUmRR1ebt0zDqc.jpg https://dvs-cover.kodansha.co.jp/0000420357/pJDxKNFGc00vicNQALydERzNiITrmSzeJApE6yuA.jpg https://dvs-cover.kodansha.co.jp/0000420353/7jIbpGSxAw7z9HEZgS6rB5dRuQ7U22YdFY6Y7ZN9.jpg https://dvs-cover.kodansha.co.jp/0000420352/wwLEjS81ASaiA416pzU3XvbuETUjnc0vDgc3KYyQ.jpg https://dvs-cover.kodansha.co.jp/0000420350/qOmPeOz6C0Aj2SimtWkgY8bCT1GSqKDb6pmRTfgT.jpg https://dvs-cover.kodansha.co.jp/0000420345/k7Vi3kAlhisdqM04GcwJDMvBNPrbO1saoOotERzE.jpg https://dvs-cover.kodansha.co.jp/0000422106/RaQPAINARTc4gisy3BeBZZdeVsOiRtCqqQ3HMUSv.jpg https://dvs-cover.kodansha.co.jp/0000421903/LhkvUrLNnf5OCA0gZC3doP8fuPx7fQsmaGx4YvYT.jpg https://dvs-cover.kodansha.co.jp/0000421193/qz7UVolz5BLQu4KV3fUIQx7JBH7tQlmnRPQzgaZm.jpg https://dvs-cover.kodansha.co.jp/0000420669/L5XxPhJ5HyMVHAojoBMvcdU5TJ8SPeC8PRXawlNU.jpg https://dvs-cover.kodansha.co.jp/0000420668/H63fIeDwxOdctEzB723aGemHrUUlXxNfZVOxVCCK.jpg https://dvs-cover.kodansha.co.jp/0000420660/j1ob5gCWVqQoY2RTeW9dOsSim1n8fydaM0wwi6RI.jpg https://dvs-cover.kodansha.co.jp/0000420415/tzkf9f8Y38TA02Ovt42yjXOe7nNB8no2guGCTykI.jpg and 62 more... Count: 23 images with ALT attributes | |
| Robots.txt | Robots.txt tips for kodansha.co.jp: A common robots.txt mistake is overly broad blocking, which can truncate search result listings or prevent the indexing of significant portions of a website's content; analyze your site's architecture carefully before applying broad "Disallow: *" rules unless absolutely necessary for specific directories. |
| no robots.txt data for kodansha.co.jp 2026-08-14T09:35:44+00:00 | |
| XML Sitemap | XML Sitemap tips for kodansha.co.jp: Think of your XML sitemap as providing a direct invitation and priority guide for search engine bots visiting your site, explicitly telling them which specific pages are most important and worth investing crawl budget resources to discover and index thoroughly. |
| no xml sitemap data for kodansha.co.jp 2026-08-14T09:35:44+00:00 | |
| Page Size | Page Size tips for kodansha.co.jp: Avoid unnecessarily large page sizes caused by embedded scripts, excessive media, or bulky fonts; this prevents slow load times which are significant ranking factors recognized by search engines like Google. |
| page size: 228 kb | |
| Response Time | Response Time tips for kodansha.co.jp: Improve your website's response time and user engagement by minifying CSS, JavaScript, and HTML code to eliminate unnecessary whitespace and comments, reducing the amount of data that needs to be transferred from the server and parsed by the browser. |
| response time: 3.648 sec | |
| Minify CSS | Minify CSS tips for kodansha.co.jp: Enhance your site's loading efficiency by enabling CSS minification in your development workflow, a standard practice that removes all formatting characters and inline comments, leading to faster content display, better user engagement, and improved SEO rankings. |
| Minified: https://www.kodansha.co.jp/build/assets/app-gXD2Q3Ua.css included in the page | |
| Minify JavaScript | Minify JavaScript tips for kodansha.co.jp: The practice of minifying JavaScript is fundamental for optimizing website performance, as it directly reduces file size through the elimination of whitespace, unused code, and comments, thereby enhancing page load speed and contributing positively to SEO ranking factors. |
| Minified: https://www.kodansha.co.jp/build/assets/app-DwLPXle2.js detected during site scan | |
| Structured Data | Structured Data tips for kodansha.co.jp: Enhance your e-commerce presence with Product Schema by providing detailed specifications including availability, pricing, and reviews; this structured data empowers search engines to display comparison, rating, and price information directly in search results, driving direct sales through increased visibility and trust. |
| no structured data data for kodansha.co.jp 2026-08-14T09:35:44+00:00 | |
| CDN Usage | CDN Usage tips for kodansha.co.jp: Ensure optimal CDN performance by configuring appropriate caching rules that prioritize the delivery of static, infrequently updated assets through edge caches while ensuring dynamic, personalized, or frequently changing content is correctly bypassed and fetched directly from your origin server for freshness. |
| content is delivered via CDN | |
| SSL certificates | SSL certificates tips for kodansha.co.jp: SSL, implemented through TLS protocols and valid certificates from trusted Certificate Authorities (CAs), is the cornerstone technology enabling secure HTTPS connections, encrypting sensitive information exchanged between users and your servers, thereby protecting data like login credentials, personal details, and payment information. |
| SSL is enabled on the website |
Estimated Traffic
| Minimum Daily Unique Visitors: | 47 061 |
| Minimum Daily Visits: | 54 999 |
| Minimum Daily Page Views: | 94 689 |
| Minimum Monthly Unique Visitors: | 1 411 830 |
| Minimum Monthly Visits: | 1 649 970 |
| Minimum Monthly Page Views: | 2 840 670 |
| Minimum Yearly Unique Visitors: | 16 941 960 |
| Minimum Yearly Visits: | 19 799 640 |
| Minimum Yearly Page Views: | 34 088 040 |
| Maximum Daily Unique Visitors: | 59 535 |
| Maximum Daily Visits: | 63 504 |
| Maximum Daily Page Views: | 107 163 |
| Maximum Monthly Unique Visitors: | 1 786 050 |
| Maximum Monthly Visits: | 1 905 120 |
| Maximum Monthly Page Views: | 3 214 890 |
| Maximum Yearly Unique Visitors: | 21 432 600 |
| Maximum Yearly Visits: | 22 861 440 |
| Maximum Yearly Page Views: | 38 578 680 |
Estimated Valuation
| Daily Revenue: | US$ 68 - 153 |
| Monthly Revenue: | US$ 2 040 - 4 590 |
| Yearly Revenue: | US$ 24 480 - 55 080 |
Estimated Worth
| Minimum: | US$ 36 720 |
| Maximum: | US$ 165 240 |
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