Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 50

    SEO

    Google-friendlier than
    18% of websites

kawasaki-yatugatake.jp

川崎市八ケ岳少年自然の家

Page Load Speed

11.3 sec in total

First Response

707 ms

Resources Loaded

10.3 sec

Page Rendered

241 ms

kawasaki-yatugatake.jp screenshot

About Website

Visit kawasaki-yatugatake.jp now to see the best up-to-date Kawasaki Yatugatake content for Japan and also check out these interesting facts you probably never knew about kawasaki-yatugatake.jp

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Key Findings

We analyzed Kawasaki-yatugatake.jp page load time and found that the first response time was 707 ms and then it took 10.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

kawasaki-yatugatake.jp performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.5 s

96/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

56/100

25%

SI (Speed Index)

Value9.5 s

11/100

10%

TBT (Total Blocking Time)

Value2,000 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value22.2 s

1/100

10%

Network Requests Diagram

kawasaki-yatugatake.jp

707 ms

rollover.js

342 ms

switchlyr.js

346 ms

winopen.js

352 ms

submenu.js

525 ms

Our browser made a total of 159 requests to load all elements on the main page. We found that all of those requests were addressed to Kawasaki-yatugatake.jp and no external sources were called. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Kawasaki-yatugatake.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 57.5 kB (49%)

Content Size

116.3 kB

After Optimization

58.8 kB

In fact, the total size of Kawasaki-yatugatake.jp main page is 116.3 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. HTML takes 52.4 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 46.8 kB

  • Original 52.4 kB
  • After minification 44.1 kB
  • After compression 5.7 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 8.3 kB, which is 16% 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 46.8 kB or 89% of the original size.

Image Optimization

-2%

Potential reduce by 964 B

  • Original 51.8 kB
  • After minification 50.8 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. Kawasaki Yatugatake images are well optimized though.

JavaScript Optimization

-82%

Potential reduce by 9.0 kB

  • Original 11.0 kB
  • After minification 8.8 kB
  • After compression 2.0 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 9.0 kB or 82% of the original size.

CSS Optimization

-71%

Potential reduce by 733 B

  • Original 1.0 kB
  • After minification 933 B
  • After compression 306 B

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. Kawasaki-yatugatake.jp needs all CSS files to be minified and compressed as it can save up to 733 B or 71% of the original size.

Requests Breakdown

Number of requests can be reduced by 120 (77%)

Requests Now

156

After Optimization

36

The browser has sent 156 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kawasaki Yatugatake. 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 as a result speed up the page load time.

Accessibility Review

kawasaki-yatugatake.jp accessibility score

66

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

<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

Best Practices

kawasaki-yatugatake.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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

kawasaki-yatugatake.jp SEO score

50

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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 Kawasaki-yatugatake.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 Kawasaki-yatugatake.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 Kawasaki Yatugatake. 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: