3.1 sec in total
577 ms
2.3 sec
218 ms
Visit serious-games.jp now to see the best up-to-date Serious Games content for Japan and also check out these interesting facts you probably never knew about serious-games.jp
ゲームを通じて、社会的に必要なスキルや知識を身につけていくというもの。従来のエンターテイメント主体のゲームとは区別し、 先端的な取り組みとして注目されています。このサイトでは、エコゲームやクイズで社会の仕組みを学びます。
Visit serious-games.jpWe analyzed Serious-games.jp page load time and found that the first response time was 577 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
serious-games.jp performance score
name
value
score
weighting
Value2.7 s
62/100
10%
Value4.2 s
45/100
25%
Value11.0 s
6/100
10%
Value32,940 ms
0/100
30%
Value0.167
71/100
15%
Value44.6 s
0/100
10%
577 ms
182 ms
5 ms
29 ms
146 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 42% of them (23 requests) were addressed to the original Serious-games.jp, 11% (6 requests) were made to Pagead2.googlesyndication.com and 5% (3 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Serious-games.jp.
Page size can be reduced by 236.2 kB (29%)
823.1 kB
586.8 kB
In fact, the total size of Serious-games.jp main page is 823.1 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. 55% of websites need less resources to load. Images take 750.8 kB which makes up the majority of the site volume.
Potential reduce by 15.0 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 15.0 kB or 70% of the original size.
Potential reduce by 209.1 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, Serious Games needs image optimization as it can save up to 209.1 kB or 28% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 9.8 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 9.8 kB or 21% of the original size.
Potential reduce by 2.2 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. Serious-games.jp needs all CSS files to be minified and compressed as it can save up to 2.2 kB or 78% of the original size.
Number of requests can be reduced by 20 (39%)
51
31
The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Serious Games. 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 as a result speed up the page load time.
serious-games.jp
577 ms
link0.css
182 ms
show_ads.js
5 ms
all.js
29 ms
widgets.js
146 ms
ca-pub-2447041704493580.js
159 ms
zrt_lookup.html
154 ms
show_ads_impl.js
90 ms
ga.js
34 ms
bg_body.gif
194 ms
big.png
363 ms
title.png
552 ms
logo.png
380 ms
small.png
746 ms
oshirase_03_b.png
381 ms
07.png
806 ms
05.png
704 ms
01.png
933 ms
02.png
1120 ms
04.png
907 ms
03.png
1047 ms
08.png
928 ms
kodomo.png
1007 ms
kankyou.png
1085 ms
gakushuu.png
1113 ms
egg778.png
1487 ms
sen.png
1408 ms
w_2.png
1218 ms
w_1.png
1262 ms
w_5b.png
1296 ms
__utm.gif
75 ms
187 ms
xd_arbiter.php
79 ms
xd_arbiter.php
113 ms
ads
192 ms
button.0308b81ff1714e446f674b5b9793f2cd.js
136 ms
osd.js
31 ms
collect
74 ms
like.php
131 ms
tweet_button.b9740740e0bcf9b0657c5b11bd4388da.ja.html
63 ms
adj
80 ms
beacon
76 ms
wy1X4hBW7e7.js
37 ms
LVx-xkvaJ0b.png
35 ms
DeAcero_Mar16_728-x-90-Facebook.gif
35 ms
lidar.js
11 ms
sbhK2lTE.js
23 ms
pixel
28 ms
cTrvNaRi.html
14 ms
pixel
63 ms
pixel
63 ms
fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js
9 ms
jot
99 ms
setuid
56 ms
sd
5 ms
serious-games.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
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
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
serious-games.jp best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
serious-games.jp SEO score
JA
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Serious-games.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Serious-games.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.
serious-games.jp
Open Graph description is not detected on the main page of Serious Games. 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: