Tools & Wizards About Us

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 50

    SEO

    Google-friendlier than
    19% of websites

kaoruko.co.jp

フラワーアレンジメント教室のKAORUKOフラワーアカデミー

Page Load Speed

23.7 sec in total

First Response

1.4 sec

Resources Loaded

21.7 sec

Page Rendered

613 ms

About Website

Visit kaoruko.co.jp now to see the best up-to-date Kaoruko content and also check out these interesting facts you probably never knew about kaoruko.co.jp

お花を通じて豊かな心とスタイリッシュな生き方を〜ブライダル総合プロデュースから、フラワーアレジメントアカデミーで、お花を通じた様々な技術や生き方をKAORUKO直伝の技術で教えていきます。

Visit kaoruko.co.jp

Key Findings

We analyzed Kaoruko.co.jp page load time and found that the first response time was 1.4 sec and then it took 22.3 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 3 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

kaoruko.co.jp performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value2,060 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.279

43/100

15%

TTI (Time to Interactive)

Value24.9 s

0/100

10%

Network Requests Diagram

kaoruko.co.jp

1433 ms

base.css

978 ms

m.js

388 ms

mark_y.gif

686 ms

ani_new.gif

1317 ms

Our browser made a total of 167 requests to load all elements on the main page. We found that 95% of them (159 requests) were addressed to the original Kaoruko.co.jp, 1% (2 requests) were made to Youtube.com and 1% (2 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (20 sec) belongs to the original domain Kaoruko.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 549.4 kB (3%)

Content Size

17.1 MB

After Optimization

16.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kaoruko.co.jp main page is 17.1 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. Images take 17.0 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 54.7 kB

  • Original 72.8 kB
  • After minification 70.6 kB
  • After compression 18.1 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 54.7 kB or 75% of the original size.

Image Optimization

-3%

Potential reduce by 466.1 kB

  • Original 17.0 MB
  • After minification 16.6 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. Kaoruko images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 7.1 kB

  • Original 11.5 kB
  • After minification 11.3 kB
  • After compression 4.4 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 7.1 kB or 62% of the original size.

CSS Optimization

-84%

Potential reduce by 21.4 kB

  • Original 25.5 kB
  • After minification 20.3 kB
  • After compression 4.1 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. Kaoruko.co.jp needs all CSS files to be minified and compressed as it can save up to 21.4 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (2%)

Requests Now

161

After Optimization

158

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 161 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kaoruko. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

kaoruko.co.jp accessibility score

56

Accessibility Issues

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.

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

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

High

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

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

kaoruko.co.jp best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

kaoruko.co.jp SEO score

50

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    SHIFT_JIS

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

Social Sharing Optimization

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