Tools & Wizards About Us
kkbrain.co.jp screenshot

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 67% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

kkbrain.co.jp

株式会社ブレーン | セミナー・講演会の講師派遣、講師依頼、講師登録

Page Load Speed

7 sec in total

First Response

551 ms

Resources Loaded

5.7 sec

Page Rendered

813 ms

kkbrain.co.jp screenshot

About Website

Welcome to kkbrain.co.jp homepage info - get ready to check Kkbrain best content for Japan right away, or after learning these important things about kkbrain.co.jp

セミナー・講演会の講師派遣は、実績41年、年間派遣実績2,500件のブレーンにお任せください。約4,000名の講師が講演会・セミナーで、企業の経営や人材育成をサポート。また商工団体・経済団体・金融機関・自治体・組合などの運営を支援します。

Visit kkbrain.co.jp

Key Findings

We analyzed Kkbrain.co.jp page load time and found that the first response time was 551 ms and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

kkbrain.co.jp performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value8.9 s

1/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value1,250 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.739

6/100

15%

TTI (Time to Interactive)

Value38.1 s

0/100

10%

Network Requests Diagram

kkbrain.co.jp

551 ms

www.kkbrain.co.jp

825 ms

cms-style.css

162 ms

colorbox.css

323 ms

swfTagWriter.js

338 ms

Our browser made a total of 150 requests to load all elements on the main page. We found that 56% of them (84 requests) were addressed to the original Kkbrain.co.jp, 13% (20 requests) were made to Scontent.xx.fbcdn.net and 13% (19 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain Kkbrain.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 241.6 kB (8%)

Content Size

2.9 MB

After Optimization

2.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kkbrain.co.jp main page is 2.9 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. 60% of websites need less resources to load. Images take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 16.4 kB

  • Original 23.8 kB
  • After minification 21.1 kB
  • After compression 7.4 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 2.7 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 16.4 kB or 69% of the original size.

Image Optimization

-4%

Potential reduce by 110.2 kB

  • Original 2.7 MB
  • After minification 2.6 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. Kkbrain images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 82.2 kB

  • Original 115.1 kB
  • After minification 93.1 kB
  • After compression 32.8 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 82.2 kB or 71% of the original size.

CSS Optimization

-84%

Potential reduce by 32.7 kB

  • Original 38.8 kB
  • After minification 29.3 kB
  • After compression 6.1 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. Kkbrain.co.jp needs all CSS files to be minified and compressed as it can save up to 32.7 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 39 (28%)

Requests Now

137

After Optimization

98

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 137 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kkbrain. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kkbrain.co.jp

kkbrain.co.jp

551 ms

www.kkbrain.co.jp

www.kkbrain.co.jp

825 ms

cms-style.css

cms-style.css

162 ms

colorbox.css

colorbox.css

323 ms

swfTagWriter.js

swfTagWriter.js

338 ms

swfobject_modified.js

swfobject_modified.js

347 ms

jquery.min.js

jquery.min.js

80 ms

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367 ms

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208 ms

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365 ms

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collect

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1824 ms

syndication

syndication

90 ms

413525686335176704

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337 ms

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3354 ms

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2264 ms

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takashima_kouta_book1_book.jpg

3382 ms

kanda_tomonori_book1_book.jpg

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1986 ms

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1966 ms

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90 ms

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1921 ms

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Accessibility Review

kkbrain.co.jp accessibility score

87

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

[id] attributes on active, focusable elements are not unique

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>).

Best Practices

kkbrain.co.jp best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

kkbrain.co.jp SEO score

97

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

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

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

kkbrain.co.jp

Open Graph description is not detected on the main page of Kkbrain. 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: