11.9 sec in total
467 ms
11 sec
448 ms
Welcome to cocooncity.jp homepage info - get ready to check COCOON CITY best content for Japan right away, or after learning these important things about cocooncity.jp
エリア最大級のショッピング空間。訪れるたびに、驚きがある街「コクーンシティ」。
Visit cocooncity.jpWe analyzed Cocooncity.jp page load time and found that the first response time was 467 ms and then it took 11.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
cocooncity.jp performance score
name
value
score
weighting
Value6.8 s
2/100
10%
Value21.2 s
0/100
25%
Value21.0 s
0/100
10%
Value2,400 ms
5/100
30%
Value0.331
34/100
15%
Value37.9 s
0/100
10%
467 ms
1630 ms
352 ms
362 ms
385 ms
Our browser made a total of 247 requests to load all elements on the main page. We found that 92% of them (228 requests) were addressed to the original Cocooncity.jp, 2% (4 requests) were made to Citysaitama-parkinfo.jp and 1% (3 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Cocooncity.jp.
Page size can be reduced by 1.5 MB (12%)
12.3 MB
10.8 MB
In fact, the total size of Cocooncity.jp main page is 12.3 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. 65% of websites need less resources to load. Images take 11.4 MB which makes up the majority of the site volume.
Potential reduce by 168.0 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. This page needs HTML code to be minified as it can gain 46.1 kB, which is 24% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 168.0 kB or 89% of the original size.
Potential reduce by 821.2 kB
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. COCOON CITY images are well optimized though.
Potential reduce by 259.1 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 259.1 kB or 66% of the original size.
Potential reduce by 230.8 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. Cocooncity.jp needs all CSS files to be minified and compressed as it can save up to 230.8 kB or 83% of the original size.
Number of requests can be reduced by 52 (21%)
243
191
The browser has sent 243 CSS, Javascripts, AJAX and image requests in order to completely render the main page of COCOON CITY. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
cocooncity.jp
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cocooncity.jp accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-hidden="true"] elements contain focusable descendents
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
cocooncity.jp best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
cocooncity.jp SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document doesn't use legible font sizes
Tap targets are not sized appropriately
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cocooncity.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 Cocooncity.jp main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
cocooncity.jp
Open Graph description is not detected on the main page of COCOON CITY. 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: