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 - S Site Status Rank
- 11 442
- Search Wikipedia
- kodansha.co.jp
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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 |
Stulip.org | Kodansha.co.jp | ||||
|---|---|---|---|---|---|
General SEO Report
| Page Title | Page Title tips for kodansha.co.jp: Search engine algorithms display title tags directly in their results, using them as a primary ranking factor for establishing relevance between your page content and user search queries, thus emphasizing meticulous attention to crafting distinctive, informative title tags for each page's SEO benefit. |
|---|---|
| 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: Each page requires a unique, descriptive meta description that accurately summarizes the specific content, preventing duplicate meta description errors and improving page-specific SEO relevance. |
| 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: The meta keywords tag offers no measurable benefit for search visibility, as leading search engines have long disregarded this HTML element, recognizing its ineffectiveness and potential for manipulation. |
| no meta keywords data for kodansha.co.jp 2026-08-14T02:27:24+00:00 | |
| Page Content | Page Content tips for kodansha.co.jp: Conduct thorough keyword research and on-page optimization using primary and long-tail keywords relevant to your target audience's search queries to improve organic search rankings and visibility. |
| Web Page Content Length: 233675 characters | |
| H1 Heading | H1 Heading tips for kodansha.co.jp: For effective SEO implementation, the H1 content must precisely match the overall page content, avoiding misleading information that promises certain topics in the header but delivers different results to users, which can harm engagement. |
| 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: Differentiate main points within an article using various levels of heading tags, primarily H2, to reflect content importance, allowing for clearer user navigation and potentially improving click-through rates from search engine result pages. |
| 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: Use H3 headers to create a navigational map within longer articles or blog posts, allowing readers to quickly jump to areas of interest, which not only improves user satisfaction and reduces bounce rates but also aids search engines in recognizing topical clusters within the content. |
| 〔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: Employing H4 headers thoughtfully can transform a simple webpage into a well-structured, user-friendly resource, demonstrating commitment to quality content presentation and potentially leading to increased engagement metrics and conversion goals for the site. |
| no h4 headings data for kodansha.co.jp 2026-08-14T02:27:24+00:00 | |
| H5-H6 Headings | H5-H6 Headings tips for kodansha.co.jp: When designing content architecture, consider if an H5 or H6 header is truly essential for a section's semantic role or if a simpler format might be more user-friendly and SEO-optimized. |
| no h5-h6 headings data for kodansha.co.jp 2026-08-14T02:27:24+00:00 | |
| Image ALT Attributes | Image ALT Attributes tips for kodansha.co.jp: Always include descriptive ALT text that accurately explains the image content for accessibility and SEO, replacing the missing image effectively and providing context for visually impaired 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: Distinguish between blocking access (via robots.txt) and actual content removal (via canonicalization or noindex): blocking prevents indexing, while removal hides content from search engines entirely. |
| no robots.txt data for kodansha.co.jp 2026-08-14T02:27:24+00:00 | |
| XML Sitemap | XML Sitemap tips for kodansha.co.jp: XML sitemaps serve as an indispensable resource for search engine bots, effectively prioritizing which URLs on your extensive website deserve crawling and indexing, thereby maximizing the reach and impact of your digital content. |
| no xml sitemap data for kodansha.co.jp 2026-08-14T02:27:24+00:00 | |
| Page Size | Page Size tips for kodansha.co.jp: Page size directly correlates with Core Web Vitals; a bulky page leads to slower Largest Contentful Paint (LCP) scores, negatively affecting user experience metrics and consequently your site's search engine ranking potential. |
| page size: 228 kb | |
| Response Time | Response Time tips for kodansha.co.jp: Enhance your website's performance by minimizing the time taken for the server to respond to the first byte, utilizing content delivery networks (CDNs) and image optimization techniques to reduce latency. |
| response time: 3.648 sec | |
| Minify CSS | Minify CSS tips for kodansha.co.jp: Although tedious debugging can arise from minified CSS, the performance trade-off is usually justified for a highly responsive user interface on the World Wide Web. |
| Minified: https://www.kodansha.co.jp/build/assets/app-gXD2Q3Ua.css included in the page | |
| Minify JavaScript | Minify JavaScript tips for kodansha.co.jp: Utilize minified JavaScript versions across your entire site infrastructure to drastically cut the amount of data transferred over networks, resulting in quicker page loads, lower bounce rates, and improved Core Web Vitals in your Google Search Console reports. |
| Minified: https://www.kodansha.co.jp/build/assets/app-DwLPXle2.js detected during site scan | |
| Structured Data | Structured Data tips for kodansha.co.jp: While core Web Vitals are crucial, Schema Markup adds significant SEO value by providing semantic context for content entities, potentially boosting visibility for featured snippets and attracting more diverse organic search traffic through enhanced search result prominence and detail. |
| no structured data data for kodansha.co.jp 2026-08-14T02:27:24+00:00 | |
| CDN Usage | CDN Usage tips for kodansha.co.jp: Users expect instantaneous feedback, CDN caching fulfills this by storing data closer to them for quicker retrieval; however, the optimal balance depends on the CDN application. For example, CDN enabling faster feedback crucial for microtransactions in online financial applications relies heavily on extreme CDN optimization and caching policies. |
| content is delivered via CDN | |
| SSL certificates | SSL certificates tips for kodansha.co.jp: HTTP Strict Transport Security (HSTS) is an additional security header enforced by browser mechanisms that instructs the browser to always use HTTPS for subsequent requests to the website, preventing certain downgrade attacks and ensuring users access configuration files securely bypassing potentially intermediary points like content delivery networks. |
| SSL is enabled on the website |
Estimated Traffic
| Minimum Daily Unique Visitors: | 14 411 |
| Minimum Daily Visits: | 16 842 |
| Minimum Daily Page Views: | 28 996 |
| Minimum Monthly Unique Visitors: | 432 330 |
| Minimum Monthly Visits: | 505 260 |
| Minimum Monthly Page Views: | 869 880 |
| Minimum Yearly Unique Visitors: | 5 187 960 |
| Minimum Yearly Visits: | 6 063 120 |
| Minimum Yearly Page Views: | 10 438 560 |
| Maximum Daily Unique Visitors: | 18 231 |
| Maximum Daily Visits: | 19 447 |
| Maximum Daily Page Views: | 32 816 |
| Maximum Monthly Unique Visitors: | 546 930 |
| Maximum Monthly Visits: | 583 410 |
| Maximum Monthly Page Views: | 984 480 |
| Maximum Yearly Unique Visitors: | 6 563 160 |
| Maximum Yearly Visits: | 7 000 920 |
| Maximum Yearly Page Views: | 11 813 760 |
Estimated Valuation
| Daily Revenue: | US$ 21 - 47 |
| Monthly Revenue: | US$ 630 - 1 410 |
| Yearly Revenue: | US$ 7 560 - 16 920 |
Estimated Worth
| Minimum: | US$ 11 340 |
| Maximum: | US$ 50 760 |
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