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 - D Site Status Rank
- 24 287
- 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 |
Doctena.de | Kodansha.co.jp | ||||
|---|---|---|---|---|---|
General SEO Report
| Page Title | Page Title tips for kodansha.co.jp: Maximizing SEO effectiveness for a webpage heavily relies on its HTML title tag; this requires positioning core keywords near the beginning, keeping the entire text concise enough to fit under 60 characters, ensuring the phrase accurately defines the page's focus to prevent indexing errors, and crafting compelling titles that boost click-through rates significantly. |
|---|---|
| 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: While search engines don't guarantee visibility solely based on a meta description, a well-written, keyword-rich description increases the likelihood of appearing in the "People Also Ask" or "Most Relevant Result" snippets if clicked, thereby gaining more natural visibility. |
| 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: While meta keywords are obsolete, analyzing user search queries and search intent through tools can provide invaluable insights for improving your actual keyword selection and content strategy. |
| no meta keywords data for kodansha.co.jp 2026-08-14T13:13:14+00:00 | |
| Page Content | Page Content tips for kodansha.co.jp: Optimize page content by strategically placing target keywords in titles, headings, URLs, throughout the body text naturally, and within image alt tags to enhance search engine visibility without compromising readability. |
| Web Page Content Length: 233675 characters | |
| H1 Heading | H1 Heading tips for kodansha.co.jp: Focusing your primary keyword phrase directly into the H1 header optimizes it for search intent, increasing the likelihood of ranking well for relevant user search queries. |
| 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: H2 tags are fundamental to creating user-friendly website documentation, tutorials, and guides, allowing visitors to easily navigate complex instructions or information sets without getting lost. |
| 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: Ensure your H3 tags accurately describe the content that follows to avoid misleading users and search engines, maintaining trust and relevance across your website. |
| 〔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 optimizing landing page content for specific campaigns or services, H4 headings should clearly outline the key benefits, features, or solutions offered, directly aligning the page content with the target keywords and user search intent. |
| no h4 headings data for kodansha.co.jp 2026-08-14T13:13:14+00:00 | |
| H5-H6 Headings | H5-H6 Headings tips for kodansha.co.jp: When designing forms or interactive content blocks, consider using an H5 header to distinctly label and frame the associated instructions or content area for users. |
| no h5-h6 headings data for kodansha.co.jp 2026-08-14T13:13:14+00:00 | |
| Image ALT Attributes | Image ALT Attributes tips for kodansha.co.jp: For complex images containing multiple elements or charts, create a composite ALT description that accurately summarizes the key data, trends, or visual information being presented to assist screen reader 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: Block non-SEO critical areas like temporary test directories (e.g., `/testing/`), internal documentation folders, or backend admin interfaces in your `robots.txt` to declutter the crawl budget. |
| no robots.txt data for kodansha.co.jp 2026-08-14T13:13:14+00:00 | |
| XML Sitemap | XML Sitemap tips for kodansha.co.jp: Differentiate your website by ensuring your XML sitemap is optimized for technical performance and structured correctly according to web standards, a factor search engines increasingly consider for overall site quality assessment. |
| no xml sitemap data for kodansha.co.jp 2026-08-14T13:13:14+00:00 | |
| Page Size | Page Size tips for kodansha.co.jp: Implement efficient image compression and minification techniques to significantly reduce page size, enhancing website loading performance and improving overall user experience for all visitors. |
| page size: 228 kb | |
| Response Time | Response Time tips for kodansha.co.jp: Utilize modern web server technologies like NGINX or optimized Apache configurations with efficient modules to handle incoming requests rapidly, effectively reducing Time To First Byte (TTFB) and thereby improving the overall perceived website response time. |
| response time: 3.648 sec | |
| Minify CSS | Minify CSS tips for kodansha.co.jp: Integrating CSS minification into your web development workflow automatically removes all non-essential characters and code comments, significantly reducing bandwidth usage and page load times; this optimization is a key factor for improving Core Web Vitals, providing a faster user experience, increasing dwell time, and positively influencing 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: Optimize all critical JavaScript by minifying it; this essential process shrinks file lengths significantly, enhancing your website's performance, user experience, and ultimately contributing to improved search engine visibility in competitive markets. |
| Minified: https://www.kodansha.co.jp/build/assets/app-DwLPXle2.js detected during site scan | |
| Structured Data | Structured Data tips for kodansha.co.jp: For businesses with local presence, implementing local business Schema (LocalBusiness) with full address, phone number, and opening hours is vital for appearing accurately in Google Maps, local search results, and potentially earning a Google Business Profile listing for enhanced visibility. |
| no structured data data for kodansha.co.jp 2026-08-14T13:13:14+00:00 | |
| CDN Usage | CDN Usage tips for kodansha.co.jp: Configure your CDN to cache static resources like images, CSS, and JavaScript files with optimal expiration headers to reduce server load and improve repeat-visitor loading speeds, a key factor in retaining users and signaling website performance to search engines. |
| content is delivered via CDN | |
| SSL certificates | SSL certificates tips for kodansha.co.jp: SSL encryption forms the bedrock of secure web communication (Transport Layer Security), scrambling data sent between the user's browser and your web server, making it unreadable to potential eavesdroppers and ensuring data authenticity throughout the transmission process. |
| SSL is enabled on the website |
Estimated Traffic
| Minimum Daily Unique Visitors: | 30 590 |
| Minimum Daily Visits: | 35 749 |
| Minimum Daily Page Views: | 61 548 |
| Minimum Monthly Unique Visitors: | 917 700 |
| Minimum Monthly Visits: | 1 072 470 |
| Minimum Monthly Page Views: | 1 846 440 |
| Minimum Yearly Unique Visitors: | 11 012 400 |
| Minimum Yearly Visits: | 12 869 640 |
| Minimum Yearly Page Views: | 22 157 280 |
| Maximum Daily Unique Visitors: | 38 698 |
| Maximum Daily Visits: | 41 278 |
| Maximum Daily Page Views: | 69 656 |
| Maximum Monthly Unique Visitors: | 1 160 940 |
| Maximum Monthly Visits: | 1 238 340 |
| Maximum Monthly Page Views: | 2 089 680 |
| Maximum Yearly Unique Visitors: | 13 931 280 |
| Maximum Yearly Visits: | 14 860 080 |
| Maximum Yearly Page Views: | 25 076 160 |
Estimated Valuation
| Daily Revenue: | US$ 44 - 100 |
| Monthly Revenue: | US$ 1 320 - 3 000 |
| Yearly Revenue: | US$ 15 840 - 36 000 |
Estimated Worth
| Minimum: | US$ 23 760 |
| Maximum: | US$ 108 000 |
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