6 sec in total
1.2 sec
4.2 sec
642 ms
Click here to check amazing Tetrachroma content for Japan. Otherwise, check out these important facts you probably never knew about tetrachroma.co.jp
ECシステム、芸能人公式ファンサイトなどのシステム開発を、設計から開発までお請け致します。作って遊べる画像メーカー『Picrew』の企画・開発・運営も行っています。
Visit tetrachroma.co.jpWe analyzed Tetrachroma.co.jp page load time and found that the first response time was 1.2 sec and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
tetrachroma.co.jp performance score
name
value
score
weighting
Value3.6 s
32/100
10%
Value4.6 s
34/100
25%
Value5.7 s
50/100
10%
Value30 ms
100/100
30%
Value0.028
100/100
15%
Value7.4 s
49/100
10%
1169 ms
710 ms
370 ms
25 ms
560 ms
Our browser made a total of 47 requests to load all elements on the main page. We found that 91% of them (43 requests) were addressed to the original Tetrachroma.co.jp, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Tetrachroma.co.jp.
Page size can be reduced by 321.6 kB (31%)
1.0 MB
713.1 kB
In fact, the total size of Tetrachroma.co.jp main page is 1.0 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. 30% of websites need less resources to load. Images take 758.2 kB which makes up the majority of the site volume.
Potential reduce by 18.0 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 18.0 kB or 75% of the original size.
Potential reduce by 113.7 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, Tetrachroma needs image optimization as it can save up to 113.7 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 78.3 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 78.3 kB or 66% of the original size.
Potential reduce by 111.6 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. Tetrachroma.co.jp needs all CSS files to be minified and compressed as it can save up to 111.6 kB or 83% of the original size.
Number of requests can be reduced by 15 (33%)
46
31
The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tetrachroma. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
tetrachroma.co.jp
1169 ms
bootstrap.min.css
710 ms
styles.css
370 ms
css
25 ms
style.css
560 ms
jquery.min.js
12 ms
jquery.parallax.js,qver=4.1.10.pagespeed.jm.TMxOPsN6Bk.js
366 ms
top.anime.js,qver=4.1.10.pagespeed.jm.P2xJ6sipTC.js
367 ms
bootstrap.min.js,qver=4.1.10.pagespeed.jm.zrzwVyqljn.js
554 ms
jquery.form.min.js,qver=3.51.0-2014.06.20.pagespeed.jm.RVBOol6lkO.js
607 ms
scripts.js
369 ms
navigation.js
367 ms
analytics.js
32 ms
bg01.png
194 ms
bg_menu.png
365 ms
logo.png
179 ms
top_title_pickup.png
185 ms
banner_webmatome_140709.png
542 ms
banner_chibichara_150415.png
554 ms
banner_recruit_140709.png
706 ms
top_title_news.png
367 ms
bg02.png
741 ms
main_para01.png
1300 ms
main_para03.png
1989 ms
main_para04.png
1291 ms
main_para05.png
1101 ms
main_para06.png
1574 ms
top_catchcopy_bg.png
930 ms
collect
32 ms
top_catchcopy01.png
1457 ms
top_title_icon.png
1248 ms
bg03.png
1622 ms
footer_para01.png
1434 ms
footer_para02.png
1628 ms
footer_para03.png
1794 ms
anime_kabome.png
1617 ms
anime_pinkpre.png
1681 ms
anime_madoneko.png
1959 ms
anime_nazome.png
1778 ms
anime_kusame.png
1805 ms
anime_namakeringo.png
1858 ms
anime_kazaguruma.png
1946 ms
anime_cart.png
2326 ms
anime_tanupre.png
2368 ms
anime_mogukazu.png
2209 ms
anime_nezumi.png
2099 ms
anime_denki.png
2126 ms
tetrachroma.co.jp accessibility score
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
Image elements do not have [alt] attributes
Links do not have a discernible name
tetrachroma.co.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
tetrachroma.co.jp SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tetrachroma.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 Tetrachroma.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.
tetrachroma.co.jp
Open Graph description is not detected on the main page of Tetrachroma. 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: