Tools & Wizards About Us
japansolarstorage.com screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

japansolarstorage.com

Solar Energy Future Japan 2022 | October 2022 | YOKOHAMA, JAPAN

Page Load Speed

3.3 sec in total

First Response

344 ms

Resources Loaded

2.7 sec

Page Rendered

219 ms

japansolarstorage.com screenshot

About Website

Visit japansolarstorage.com now to see the best up-to-date Japan Solar Storage content and also check out these interesting facts you probably never knew about japansolarstorage.com

Solar Energy Future Japan 2022 is Japan's flagship renewable energy conference shaping the Future Path of solar energy.

Visit japansolarstorage.com

Key Findings

We analyzed Japansolarstorage.com page load time and found that the first response time was 344 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

japansolarstorage.com performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value9.2 s

1/100

25%

SI (Speed Index)

Value14.8 s

1/100

10%

TBT (Total Blocking Time)

Value1,640 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.045

99/100

15%

TTI (Time to Interactive)

Value13.4 s

11/100

10%

Network Requests Diagram

www.japan.solarenergy-future.com

344 ms

minified.js

20 ms

focus-within-polyfill.js

63 ms

polyfill.min.js

76 ms

bootstrap-features.88016560.bundle.min.js

58 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Japansolarstorage.com, 37% (30 requests) were made to Static.parastorage.com and 2% (2 requests) were made to Siteassets.parastorage.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Static.wixstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 702.4 kB (49%)

Content Size

1.4 MB

After Optimization

735.1 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Japansolarstorage.com main page is 1.4 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. 70% of websites need less resources to load. HTML takes 689.7 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 567.3 kB

  • Original 689.7 kB
  • After minification 687.8 kB
  • After compression 122.3 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 567.3 kB or 82% of the original size.

Image Optimization

-21%

Potential reduce by 135.0 kB

  • Original 657.2 kB
  • After minification 522.2 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. Obviously, Japan Solar Storage needs image optimization as it can save up to 135.0 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 66 B

  • Original 90.7 kB
  • After minification 90.7 kB
  • After compression 90.6 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 11 (17%)

Requests Now

64

After Optimization

53

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Japan Solar Storage. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.japan.solarenergy-future.com

www.japan.solarenergy-future.com

344 ms

minified.js

minified.js

20 ms

focus-within-polyfill.js

focus-within-polyfill.js

63 ms

polyfill.min.js

polyfill.min.js

76 ms

bootstrap-features.88016560.bundle.min.js

bootstrap-features.88016560.bundle.min.js

58 ms

main.dca78a96.bundle.min.js

main.dca78a96.bundle.min.js

62 ms

lodash.min.js

lodash.min.js

79 ms

react.production.min.js

react.production.min.js

79 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

78 ms

2519803.js

2519803.js

246 ms

wix-perf-measure.bundle.min.js

wix-perf-measure.bundle.min.js

77 ms

react-dom.production.min.js

react-dom.production.min.js

77 ms

thunderbolt

thunderbolt

43 ms

elementory-browser-support.min.js

elementory-browser-support.min.js

2 ms

thunderbolt

thunderbolt

10 ms

logo.png

logo.png

549 ms

cghj.png

cghj.png

677 ms

jwe.png

jwe.png

841 ms

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675 ms

1(4).png

1(4).png

844 ms

high-.jpg

high-.jpg

841 ms

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677 ms

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842 ms

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957 ms

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844 ms

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845 ms

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847 ms

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860 ms

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905 ms

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987 ms

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969 ms

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1049 ms

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1428 ms

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1003 ms

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1189 ms

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1093 ms

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1123 ms

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1153 ms

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1192 ms

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1340 ms

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1268 ms

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1785 ms

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1309 ms

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1360 ms

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1358 ms

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1448 ms

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1451 ms

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1439 ms

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1513 ms

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1573 ms

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1673 ms

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22 ms

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138 ms

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139 ms

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140 ms

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138 ms

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138 ms

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143 ms

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146 ms

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139 ms

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142 ms

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141 ms

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142 ms

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143 ms

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143 ms

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1031 ms

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904 ms

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975 ms

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845 ms

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888 ms

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866 ms

logo.png

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902 ms

mena.png

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933 ms

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1150 ms

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971 ms

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6 ms

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54 ms

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7 ms

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19 ms

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7 ms

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7 ms

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11 ms

Accessibility Review

japansolarstorage.com accessibility score

89

Accessibility Issues

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

High

button, link, and menuitem elements do not have accessible names.

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

High

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

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

japansolarstorage.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

japansolarstorage.com SEO score

98

Search Engine Optimization Advices

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Japansolarstorage.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Japansolarstorage.com 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.

Social Sharing Optimization

japansolarstorage.com

Open Graph data is detected on the main page of Japan Solar Storage. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: