5.1 sec in total
898 ms
3.9 sec
251 ms
Click here to check amazing Kokutan content for Japan. Otherwise, check out these important facts you probably never knew about kokutan.net
英語・観光・エアライン・ホテル・ビジネス・トラベル・ホスピタリティ。 小規模な短大だからこそできる体験型教育プログラムで成長を実感しよう。 オープンキャンパス開催中。
Visit kokutan.netWe analyzed Kokutan.net page load time and found that the first response time was 898 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
kokutan.net performance score
name
value
score
weighting
Value4.9 s
10/100
10%
Value12.7 s
0/100
25%
Value10.0 s
9/100
10%
Value1,060 ms
25/100
30%
Value1.035
2/100
15%
Value14.0 s
10/100
10%
898 ms
340 ms
353 ms
358 ms
360 ms
Our browser made a total of 84 requests to load all elements on the main page. We found that 83% of them (70 requests) were addressed to the original Kokutan.net, 4% (3 requests) were made to Youtube.com and 4% (3 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Kokutan.net.
Page size can be reduced by 541.0 kB (32%)
1.7 MB
1.1 MB
In fact, the total size of Kokutan.net main page is 1.7 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. 45% of websites need less resources to load. Images take 968.4 kB which makes up the majority of the site volume.
Potential reduce by 32.0 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 19.6 kB, which is 53% 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 32.0 kB or 86% of the original size.
Potential reduce by 40.2 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. Kokutan images are well optimized though.
Potential reduce by 212.9 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 212.9 kB or 60% of the original size.
Potential reduce by 255.9 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. Kokutan.net needs all CSS files to be minified and compressed as it can save up to 255.9 kB or 83% of the original size.
Number of requests can be reduced by 24 (30%)
81
57
The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kokutan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
kokutan.net
898 ms
newstyle.css
340 ms
import.css
353 ms
smartRollover.js
358 ms
simpletabs_1.3.js
360 ms
jquery.js
713 ms
share.js
358 ms
slidemenu.js
518 ms
jquery.min.js
32 ms
jquery.Pc2Sp.js
525 ms
s_retargeting.js
523 ms
style.css
355 ms
reset.css
185 ms
common.css
365 ms
parts.css
339 ms
parts2.css
356 ms
yGxL_rI10Lk
140 ms
bWyeZ7mMVB8
231 ms
BdaU42MSg1c
264 ms
bg_top2.jpg
178 ms
logo.gif
192 ms
btn_parent.gif
176 ms
btn_contact.gif
181 ms
btn_mag.gif
181 ms
info.gif
190 ms
g_navi01.gif
431 ms
g_navi02.gif
430 ms
g_navi03.gif
431 ms
g_navi04.gif
431 ms
g_navi07.gif
433 ms
g_navi06.gif
431 ms
g_navi05.gif
540 ms
main01.jpg
1250 ms
main03.jpg
1079 ms
main02.jpg
1466 ms
tab01.gif
557 ms
tab02.gif
555 ms
tab03.gif
699 ms
ttl_tab01.png
770 ms
btn01_tab01.gif
743 ms
btn02_tab01.gif
885 ms
btn04_tab01.gif
942 ms
ttl_tab02.jpg
948 ms
btn01_tab02.gif
1066 ms
btn02_tab02.gif
1121 ms
btn03_tab02.gif
1131 ms
btn01_tab03.gif
1244 ms
btn02_tab03.gif
1257 ms
btn03_tab03.gif
1299 ms
btn04_tab03.gif
1317 ms
bg_h2.gif
1428 ms
ttl_course.gif
1425 ms
bnr_encareer.jpg
1452 ms
bnr_airline.jpg
1660 ms
ga.js
35 ms
bnr_biz.jpg
1637 ms
__utm.gif
30 ms
www-embed-player-vflfNyN_r.css
70 ms
www-embed-player.js
95 ms
base.js
178 ms
title_info.gif
1449 ms
icon_01.gif
1437 ms
title_topics.gif
1465 ms
ttl_yt.gif
1475 ms
bg_bnr.gif
1605 ms
ttl_bnr_school.gif
1610 ms
fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js
59 ms
ad_status.js
97 ms
bnr_opencmps.jpg
1411 ms
bnr_visit.jpg
1411 ms
bnr_camp.jpg
1598 ms
bnr_abroad.jpg
1614 ms
bnr_parent.jpg
1716 ms
2UX7WLTfW3W8TclTUvlFyQ.woff
94 ms
RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff
94 ms
bnr_request.jpg
1547 ms
bnr_enterexam.jpg
1488 ms
banner_support.jpg
1488 ms
banner_ana.jpg
1623 ms
bnr_sis.jpg
1506 ms
bnr_usa.jpg
1485 ms
bg_footer.jpg
1451 ms
tab01_on.gif
183 ms
img_tab01.jpg
202 ms
kokutan.net 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 input fields do not have accessible names
ARIA toggle fields do not have accessible names
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
kokutan.net 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
Browser errors were logged to the console
kokutan.net SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
SHIFT_JIS
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kokutan.net 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 Kokutan.net 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.
kokutan.net
Open Graph description is not detected on the main page of Kokutan. 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: