Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

jr-central.co.jp

JR東海 Central Japan Railway Company

Page Load Speed

7.7 sec in total

First Response

778 ms

Resources Loaded

6.8 sec

Page Rendered

107 ms

jr-central.co.jp screenshot

About Website

Visit jr-central.co.jp now to see the best up-to-date Jr Central content for Japan and also check out these interesting facts you probably never knew about jr-central.co.jp

JR東海の公式サイト。駅・きっぷ・TOICA・エクスプレス・カードのご利用や、企業・IR・採用情報、観光・おでかけ・キャンペーン情報などをご案内しています。| JR東海

Visit jr-central.co.jp

Key Findings

We analyzed Jr-central.co.jp page load time and found that the first response time was 778 ms and then it took 6.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

jr-central.co.jp performance score

0

Network Requests Diagram

jr-central.co.jp

778 ms

standard.css

533 ms

standard.css

536 ms

browsercheck.js

372 ms

common_top.js

727 ms

Our browser made a total of 112 requests to load all elements on the main page. We found that 97% of them (109 requests) were addressed to the original Jr-central.co.jp, 3% (3 requests) were made to Cache.dga.jp. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Jr-central.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (27%)

Content Size

3.8 MB

After Optimization

2.8 MB

In fact, the total size of Jr-central.co.jp main page is 3.8 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Images take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 15.3 kB

  • Original 20.3 kB
  • After minification 19.7 kB
  • After compression 5.0 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 15.3 kB or 75% of the original size.

Image Optimization

-9%

Potential reduce by 254.7 kB

  • Original 2.8 MB
  • After minification 2.6 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Jr Central images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 397.8 kB

  • Original 534.2 kB
  • After minification 443.3 kB
  • After compression 136.4 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 397.8 kB or 74% of the original size.

CSS Optimization

-87%

Potential reduce by 334.7 kB

  • Original 384.4 kB
  • After minification 297.8 kB
  • After compression 49.7 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Jr-central.co.jp needs all CSS files to be minified and compressed as it can save up to 334.7 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 50 (47%)

Requests Now

106

After Optimization

56

The browser has sent 106 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jr Central. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

SEO Factors

jr-central.co.jp SEO score

0

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jr-central.co.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Jr-central.co.jp main page’s claimed encoding is shift_jis. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Jr Central. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: