9 sec in total
1.4 sec
7.4 sec
224 ms
Click here to check amazing Ko Saka content for Japan. Otherwise, check out these important facts you probably never knew about ko-saka.com
CDケース,DVDケース,卓上カレンダーケース,トールケースの卸販売
Visit ko-saka.comWe analyzed Ko-saka.com page load time and found that the first response time was 1.4 sec and then it took 7.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
ko-saka.com performance score
name
value
score
weighting
Value5.7 s
5/100
10%
Value8.5 s
2/100
25%
Value15.6 s
0/100
10%
Value140 ms
96/100
30%
Value0.302
39/100
15%
Value13.8 s
10/100
10%
1381 ms
467 ms
665 ms
474 ms
475 ms
Our browser made a total of 129 requests to load all elements on the main page. We found that 98% of them (126 requests) were addressed to the original Ko-saka.com, 2% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Cxd.a.swcs.jp. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Ko-saka.com.
Page size can be reduced by 843.1 kB (58%)
1.5 MB
618.4 kB
In fact, the total size of Ko-saka.com main page is 1.5 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. 40% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 43.6 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 5.9 kB, which is 11% 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 43.6 kB or 85% of the original size.
Potential reduce by 789.5 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, Ko Saka needs image optimization as it can save up to 789.5 kB or 57% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 2.1 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 2.1 kB or 23% of the original size.
Potential reduce by 7.8 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. Ko-saka.com needs all CSS files to be minified and compressed as it can save up to 7.8 kB or 74% of the original size.
Number of requests can be reduced by 33 (26%)
127
94
The browser has sent 127 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ko Saka. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
ko-saka.com
1381 ms
h1_fontsize.css
467 ms
all.css
665 ms
index.css
474 ms
link.css
475 ms
layout.css
794 ms
ToptableIMG.css
651 ms
Simage.js
666 ms
mm_menu.js
668 ms
cart.js
835 ms
notfound.html
637 ms
report.js
195 ms
urchin.js
5 ms
532 ms
000.jpg
388 ms
TOP.gif
196 ms
CD.gif
196 ms
Spoint.gif
184 ms
DVD.gif
195 ms
CLENDER.gif
196 ms
bluray.gif
367 ms
unwo.gif
387 ms
OPP.gif
388 ms
ETC_B5.gif
384 ms
memorycase.gif
386 ms
top_submenu.gif
550 ms
CD.png
1144 ms
DVD.png
770 ms
clender.png
1151 ms
bluray.png
1155 ms
memorycase.png
1154 ms
now.png
1280 ms
OPP.png
1155 ms
etc.png
1525 ms
discount.png
1534 ms
point.gif
1346 ms
BW.gif
1347 ms
und_submenu2.gif
1347 ms
rakuten.gif
1463 ms
fusen150.gif
1539 ms
non_cl150-50.gif
1540 ms
uvjet150-80.jpg
1541 ms
silk150-80.gif
1646 ms
PRESSBN.gif
1715 ms
CDCOPY_Side.gif
1725 ms
Title2016.gif
1731 ms
A5IMG-TOP.jpg
1731 ms
CPLIMG-TOP.png
2119 ms
CA2IMG-TOP.jpg
2012 ms
FD1P2IMG-TOP2.jpg
2096 ms
report.cgi
264 ms
__utm.gif
2 ms
sinsyouhin.gif
1740 ms
new.gif
1736 ms
CDIMG2.jpg
1737 ms
DVDIMG.jpg
1920 ms
CLIMG.jpg
1928 ms
2015SSC2_530.png
1758 ms
CLRANK_TOP.png
1818 ms
CLRANK2013_1_CA.png
2100 ms
CLRANK2013_2_PETB6.png
1922 ms
CLRANK2013_3_CB.png
2314 ms
CLRANK2013_4_CH02.png
2317 ms
sozai.gif
1767 ms
S_CA01-70.jpg
1617 ms
CL_ALL.gif
1355 ms
MLOCK.gif
1359 ms
S_ML-2P.jpg
1416 ms
S_ML-3P.jpg
1521 ms
S_ML-4P.jpg
1535 ms
S_ML-5P.jpg
1422 ms
S_ML-6P.jpg
1406 ms
560.gif
1518 ms
1CD_100.jpg
1534 ms
syousaiwomiru.gif
1429 ms
MAXI_70.jpg
1369 ms
SSC_70.jpg
1361 ms
pp_scd_s70.gif
1397 ms
1PP_70.jpg
1705 ms
PPSQ_WH_70.jpg
1534 ms
3DPP_70.jpg
1439 ms
Tool3P_70.jpg
1373 ms
Tool5P_70.jpg
1363 ms
hard_case_b5_s.jpg
1388 ms
12CD_Papercase_70.jpg
1536 ms
8DPP_70.jpg
1361 ms
bluray1P_70.jpg
1356 ms
br7mm4_70.jpg
1358 ms
12dpp_70.jpg
1290 ms
menuber_bg4.gif
1336 ms
cen_submenu.gif
1349 ms
NEWS_TOP.gif
1352 ms
left.gif
1353 ms
right.gif
1355 ms
under.gif
1288 ms
Topmenu_bg.jpg
1323 ms
Topmenu_bg_under.jpg
1338 ms
S_CAY-70.jpg
197 ms
S_CB-70.jpg
198 ms
S_CBS-70.jpg
199 ms
S_CS-70.jpg
186 ms
S_CH_70.jpg
194 ms
S_CC_70.jpg
200 ms
S_CP-70.jpg
369 ms
S_CW-70.jpg
383 ms
CLPET_PICY-100.jpg
386 ms
S_CLPET02-120.jpg
388 ms
S_CLPET_HY-100.jpg
389 ms
S_CLPET_HT_100.jpg
387 ms
S_CLPET_B6-100.jpg
552 ms
CD2.png
992 ms
DVD2.png
770 ms
clender2.png
771 ms
bluray2.png
769 ms
now2.png
772 ms
OPP2.png
917 ms
etc2.png
1152 ms
PPCARD_100_01.jpg
963 ms
PPCB_100_01.jpg
965 ms
CPET70a-120-120.jpg
965 ms
S_CBPET-70-01.jpg
1100 ms
cpet_cp_70-02.jpg
1154 ms
cpet_w_100_02.jpg
1156 ms
cpet_A5_100_02.jpg
1157 ms
discount2.png
1371 ms
memorycase2.png
1830 ms
CLPS-CD2_100.jpg
1342 ms
PETmaruti_IMG_100.jpg
1347 ms
CLPS-A5_100.jpg
1348 ms
ko-saka.com 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-hidden="true"] elements contain focusable descendents
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
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
ko-saka.com 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
Page has valid source maps
ko-saka.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
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
N/A
SHIFT_JIS
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ko-saka.com 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 Ko-saka.com 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.
ko-saka.com
Open Graph description is not detected on the main page of Ko Saka. 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: