8.3 sec in total
1.3 sec
6.9 sec
232 ms
Visit j-circ.or.jp now to see the best up-to-date J Circ content for Japan and also check out these interesting facts you probably never knew about j-circ.or.jp
国民の健康にとって、心血管疾患はいまや悪性腫瘍と双璧をなす重要な克服課題です。2万名を超える会員を擁する日本循環器学会(JCS)は、循環器疾患の研究と診療の両面から、積極的に社会に貢献してまいります。BLS、ACLS講習会をはじめとする心肺蘇生法の普及、また禁煙推進活動など、社会的に関心の高いテーマについても積極的に取り組んでいます。
Visit j-circ.or.jpWe analyzed J-circ.or.jp page load time and found that the first response time was 1.3 sec and then it took 7.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
j-circ.or.jp performance score
name
value
score
weighting
Value12.0 s
0/100
10%
Value21.3 s
0/100
25%
Value20.7 s
0/100
10%
Value14,980 ms
0/100
30%
Value0
100/100
15%
Value27.4 s
0/100
10%
1251 ms
357 ms
572 ms
384 ms
1146 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 94% of them (65 requests) were addressed to the original J-circ.or.jp, 3% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (3.2 sec) belongs to the original domain J-circ.or.jp.
Page size can be reduced by 66.5 kB (23%)
289.8 kB
223.3 kB
In fact, the total size of J-circ.or.jp main page is 289.8 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. 25% of websites need less resources to load. Images take 207.4 kB which makes up the majority of the site volume.
Potential reduce by 14.0 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 2.5 kB, which is 13% 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 14.0 kB or 70% of the original size.
Potential reduce by 13.0 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. J Circ images are well optimized though.
Potential reduce by 32.0 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 32.0 kB or 60% of the original size.
Potential reduce by 7.5 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. J-circ.or.jp needs all CSS files to be minified and compressed as it can save up to 7.5 kB or 79% of the original size.
Number of requests can be reduced by 5 (7%)
67
62
The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of J Circ. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
j-circ.or.jp
1251 ms
onmouse_menu.js
357 ms
common.css
572 ms
test_top.css
384 ms
jquery.js
1146 ms
function.js
432 ms
jquery.belatedPNG-0.0.4a.js
921 ms
rollover.js
191 ms
main_ph.jpg
877 ms
logo.gif
542 ms
nav01.gif
364 ms
dmenu01-1.gif
384 ms
dmenu01-2.gif
417 ms
dmenu01-3.gif
429 ms
dmenu01-5.gif
742 ms
nav02.gif
768 ms
dmenu02-1.gif
793 ms
dmenu02-2.gif
836 ms
dmenu02-3.gif
898 ms
nav03.gif
1125 ms
dmenu03-1.gif
1145 ms
dmenu03-2.gif
1173 ms
dmenu03-3.gif
1196 ms
dmenu03-4.gif
1431 ms
nav04.gif
1280 ms
dmenu04-1.gif
1524 ms
nav05.gif
1562 ms
dmenu05-1.gif
1574 ms
nav06.gif
1598 ms
dmenu06-1.gif
1640 ms
headnav01.gif
1771 ms
headnav00.gif
1883 ms
headnav02.gif
1937 ms
headnav03.gif
1964 ms
headnav04.gif
1979 ms
btn_search.gif
2044 ms
btn_member01.gif
2101 ms
btn_member02.png
2309 ms
btn_member03.png
2317 ms
btn_public01.png
2309 ms
bn01.jpg
2723 ms
bn03.jpg
2446 ms
bn06.jpg
2481 ms
gtm.js
62 ms
bn04.jpg
2801 ms
analytics.js
22 ms
collect
12 ms
collect
62 ms
bn05.jpg
2527 ms
bn11.jpg
2335 ms
bn15.jpg
2824 ms
bn16.jpg
2869 ms
bn99.jpg
2736 ms
2015_Daigiin.png
2761 ms
h3_top01.gif
2631 ms
btn_to_archive.gif
2463 ms
h3_top02.gif
2750 ms
h3_top03.gif
2940 ms
h3_top05.gif
2879 ms
btn.gif
2504 ms
h3_top06.gif
2786 ms
2tanabemitsubishi.gif
2859 ms
2daiichisankyo.gif
3012 ms
jrista_234_60_1126.jpg
3173 ms
btn_top.gif
2720 ms
header_bg.gif
2653 ms
cmtxt_member_bg.png
2941 ms
bg01.jpg
3067 ms
bg02.jpg
2917 ms
j-circ.or.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
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
j-circ.or.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
j-circ.or.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
JA
SHIFT_JIS
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise J-circ.or.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 J-circ.or.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.
j-circ.or.jp
Open Graph description is not detected on the main page of J Circ. 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: