10 sec in total
1.3 sec
8.4 sec
235 ms
Click here to check amazing Kochi Chuo content for Japan. Otherwise, check out these important facts you probably never knew about kochi-chuo.ed.jp
高知中央高校は、特色ある私立学校として、知・徳・技兼備の有為有能な社会人・職業人の育成を目指し、精神教育・情操教育を重んじ、豊かな人間性を養うことを期しています。
Visit kochi-chuo.ed.jpWe analyzed Kochi-chuo.ed.jp page load time and found that the first response time was 1.3 sec and then it took 8.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
kochi-chuo.ed.jp performance score
name
value
score
weighting
Value7.1 s
1/100
10%
Value15.9 s
0/100
25%
Value13.9 s
1/100
10%
Value410 ms
66/100
30%
Value0.287
42/100
15%
Value9.8 s
27/100
10%
1324 ms
346 ms
348 ms
522 ms
350 ms
Our browser made a total of 123 requests to load all elements on the main page. We found that 68% of them (84 requests) were addressed to the original Kochi-chuo.ed.jp, 18% (22 requests) were made to Pbs.twimg.com and 6% (7 requests) were made to Abs.twimg.com. The less responsive or slowest element that took the longest time to load (3.7 sec) belongs to the original domain Kochi-chuo.ed.jp.
Page size can be reduced by 431.7 kB (15%)
2.8 MB
2.4 MB
In fact, the total size of Kochi-chuo.ed.jp main page is 2.8 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. 50% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.
Potential reduce by 38.4 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 38.4 kB or 75% of the original size.
Potential reduce by 272.0 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. Obviously, Kochi Chuo needs image optimization as it can save up to 272.0 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 105.4 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 105.4 kB or 57% of the original size.
Potential reduce by 15.8 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. Kochi-chuo.ed.jp needs all CSS files to be minified and compressed as it can save up to 15.8 kB or 80% of the original size.
Number of requests can be reduced by 31 (25%)
122
91
The browser has sent 122 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kochi Chuo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
kochi-chuo.ed.jp
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common.css
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text-size.js
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top.css
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nivo-slider.css
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jquery.min.js
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kochi-chuo.ed.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-*] attributes do not match their roles
[aria-hidden="true"] elements contain focusable descendents
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[aria-*] attributes do not have valid values
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
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
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
kochi-chuo.ed.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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
kochi-chuo.ed.jp SEO score
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 uses legible font sizes
Tap targets are not sized appropriately
JA
JA
SHIFT_JIS
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kochi-chuo.ed.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 Kochi-chuo.ed.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.
kochi-chuo.ed.jp
Open Graph description is not detected on the main page of Kochi Chuo. 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: