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nikei.co.jp screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

nikei.co.jp

株式会社日経通信社

Page Load Speed

8.4 sec in total

First Response

541 ms

Resources Loaded

7.7 sec

Page Rendered

175 ms

nikei.co.jp screenshot

About Website

Welcome to nikei.co.jp homepage info - get ready to check Nikei best content right away, or after learning these important things about nikei.co.jp

秋葉原の印刷会社 町会名簿・町内会名簿・自治会名簿・住宅地図・防災地図・回覧板の作成は当社にお任せください！

Visit nikei.co.jp

Key Findings

We analyzed Nikei.co.jp page load time and found that the first response time was 541 ms and then it took 7.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

nikei.co.jp performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value9.3 s

1/100

25%

SI (Speed Index)

Value16.6 s

0/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.206

60/100

15%

TTI (Time to Interactive)

Value10.2 s

25/100

10%

Network Requests Diagram

nikei.co.jp

541 ms

www.nikei.co.jp

1822 ms

www.nikei.co.jp

1583 ms

style.css

667 ms

style.min.css

1347 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 94% of them (30 requests) were addressed to the original Nikei.co.jp, 3% (1 request) were made to Googletagmanager.com and 3% (1 request) were made to Stats.wp.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Nikei.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 514.4 kB (12%)

Content Size

4.2 MB

After Optimization

3.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nikei.co.jp main page is 4.2 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. 25% of websites need less resources to load. Images take 3.7 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 25.5 kB

  • Original 33.4 kB
  • After minification 32.3 kB
  • After compression 7.9 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 25.5 kB or 76% of the original size.

Image Optimization

-4%

Potential reduce by 135.6 kB

  • Original 3.7 MB
  • After minification 3.6 MB

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. Nikei images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 114.6 kB

  • Original 175.6 kB
  • After minification 170.8 kB
  • After compression 61.0 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 114.6 kB or 65% of the original size.

CSS Optimization

-85%

Potential reduce by 238.6 kB

  • Original 281.8 kB
  • After minification 262.2 kB
  • After compression 43.2 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. Nikei.co.jp needs all CSS files to be minified and compressed as it can save up to 238.6 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (41%)

Requests Now

29

After Optimization

17

  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nikei. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

nikei.co.jp

nikei.co.jp

541 ms

www.nikei.co.jp

www.nikei.co.jp

1822 ms

www.nikei.co.jp

www.nikei.co.jp

1583 ms

style.css

style.css

667 ms

style.min.css

style.min.css

1347 ms

jetpack.css

jetpack.css

1185 ms

jquery.min.js

jquery.min.js

1209 ms

jquery-migrate.min.js

jquery-migrate.min.js

526 ms

jscript.js

jscript.js

527 ms

style-pc.css

style-pc.css

875 ms

japanese.css

japanese.css

702 ms

slick.css

slick.css

671 ms

jquery.infinitescroll.min.js

jquery.infinitescroll.min.js

890 ms

js

js

88 ms

jquery.easing.js

jquery.easing.js

840 ms

slick.min.js

slick.min.js

1276 ms

e-202424.js

e-202424.js

27 ms

logo-resized.png

logo-resized.png

172 ms

mail2.png

mail2.png

177 ms

32.jpg

32.jpg

1605 ms

5-1.png

5-1.png

1508 ms

17n.png

17n.png

2003 ms

icon_type3.png

icon_type3.png

192 ms

11.png

11.png

2504 ms

icon_type4.png

icon_type4.png

351 ms

4.png

4.png

2430 ms

icon_type2.png

icon_type2.png

525 ms

2.png

2.png

1899 ms

%E7%A4%BE%E5%90%8D%E4%BD%8F%E6%89%80%E9%9B%BB%E8%A9%B1-1.png

%E7%A4%BE%E5%90%8D%E4%BD%8F%E6%89%80%E9%9B%BB%E8%A9%B1-1.png

1678 ms

return_top.png

return_top.png

1779 ms

arrow_left.png

arrow_left.png

1758 ms

arrow_right.png

arrow_right.png

1863 ms

Accessibility Review

nikei.co.jp accessibility score

78

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

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

ARIA toggle fields 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.

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

Best Practices

nikei.co.jp 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

nikei.co.jp SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nikei.co.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 Nikei.co.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.

Social Sharing Optimization

nikei.co.jp

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