3.6 sec in total
524 ms
3 sec
55 ms
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Visit d-corporation.co.jpWe analyzed D-corporation.co.jp page load time and found that the first response time was 524 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
d-corporation.co.jp performance score
name
value
score
weighting
Value2.8 s
55/100
10%
Value7.4 s
4/100
25%
Value8.0 s
22/100
10%
Value4,060 ms
1/100
30%
Value0.001
100/100
15%
Value15.6 s
6/100
10%
524 ms
91 ms
39 ms
37 ms
35 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original D-corporation.co.jp, 54% (27 requests) were made to Static.wixstatic.com and 34% (17 requests) were made to Static.parastorage.com. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source Static.wixstatic.com.
Page size can be reduced by 560.1 kB (67%)
841.7 kB
281.6 kB
In fact, the total size of D-corporation.co.jp main page is 841.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. HTML takes 693.8 kB which makes up the majority of the site volume.
Potential reduce by 541.1 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 541.1 kB or 78% of the original size.
Potential reduce by 19.0 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, D Corporation needs image optimization as it can save up to 19.0 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 48 B
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. This website has mostly compressed JavaScripts.
Number of requests can be reduced by 16 (36%)
44
28
The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of D Corporation. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.
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d-corporation.co.jp accessibility score
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
Links do not have a discernible name
d-corporation.co.jp best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
d-corporation.co.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 doesn't use legible font sizes
Tap targets are not sized appropriately
JA
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise D-corporation.co.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it does not match the claimed English language. Our system also found out that D-corporation.co.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.
{{og_description}}
d-corporation.co.jp
Open Graph data is detected on the main page of D Corporation. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: