7.1 sec in total
1.3 sec
5.3 sec
512 ms
Welcome to kannaihall.jp homepage info - get ready to check Kannaihall best content for Japan right away, or after learning these important things about kannaihall.jp
芸術文化の香りのする横浜・関内に位置し、大ホール・小ホールを備えた多目的公共施設です。「ステージコンシェルジュ」による親切丁寧なご案内で、初めての方にも安心してご利用いただけます。
Visit kannaihall.jpWe analyzed Kannaihall.jp page load time and found that the first response time was 1.3 sec and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
kannaihall.jp performance score
name
value
score
weighting
Value4.9 s
11/100
10%
Value7.3 s
4/100
25%
Value9.5 s
12/100
10%
Value590 ms
50/100
30%
Value0.001
100/100
15%
Value21.0 s
1/100
10%
1284 ms
1078 ms
350 ms
18 ms
1300 ms
Our browser made a total of 142 requests to load all elements on the main page. We found that 71% of them (101 requests) were addressed to the original Kannaihall.jp, 6% (9 requests) were made to Google.com and 6% (8 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (3.2 sec) belongs to the original domain Kannaihall.jp.
Page size can be reduced by 732.9 kB (25%)
3.0 MB
2.3 MB
In fact, the total size of Kannaihall.jp main page is 3.0 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.1 MB which makes up the majority of the site volume.
Potential reduce by 50.4 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 11.3 kB, which is 18% 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 50.4 kB or 82% of the original size.
Potential reduce by 143.9 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. Kannaihall images are well optimized though.
Potential reduce by 266.3 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 266.3 kB or 54% of the original size.
Potential reduce by 272.3 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. Kannaihall.jp needs all CSS files to be minified and compressed as it can save up to 272.3 kB or 84% of the original size.
Number of requests can be reduced by 51 (37%)
137
86
The browser has sent 137 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kannaihall. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
kannaihall.jp
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main.css
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coin-slider-styles.css
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default.css
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jquery-1.7.1.min.js
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jquery.easing.1.3.js
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jquery.vgrid.0.1.7.min.js
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jquery.carouFredSel-5.3.0-packed.js
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coin-slider.min.js
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kannaihall.jp accessibility score
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
[aria-*] attributes do not match their roles
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
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a valid value for its [lang] attribute.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
kannaihall.jp best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
kannaihall.jp SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kannaihall.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 Kannaihall.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.
kannaihall.jp
Open Graph description is not detected on the main page of Kannaihall. 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: