14 sec in total
Welcome to kioi-hall.or.jp homepage info - get ready to check Kioi Hall best content for Japan right away, or after learning these important things about kioi-hall.or.jp
紀尾井ホールは、東京都千代田区紀尾井町にあるコンサートホール。ふたつの特色ある音楽専用ホール（クラシック専用の紀尾井ホール800席と邦楽専用の紀尾井小ホール250席）が、音楽家と聴衆を結び、クラシックと邦楽の心をつなぎます。 運営：公益財団法人 日本製鉄文化財団Visit kioi-hall.or.jp
We analyzed Kioi-hall.or.jp page load time and found that the first response time was 2.5 sec and then it took 11.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
kioi-hall.or.jp performance score
Our browser made a total of 87 requests to load all elements on the main page. We found that 89% of them (77 requests) were addressed to the original Kioi-hall.or.jp, 5% (4 requests) were made to Platform.twitter.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (4.3 sec) belongs to the original domain Kioi-hall.or.jp.
Page size can be reduced by 291.4 kB (25%)
In fact, the total size of Kioi-hall.or.jp main page is 1.2 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. 35% of websites need less resources to load. Images take 879.8 kB which makes up the majority of the site volume.
Potential reduce by 26.8 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 26.8 kB or 78% of the original size.
Potential reduce by 100.8 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. Obviously, Kioi Hall needs image optimization as it can save up to 100.8 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 110.6 kB
Potential reduce by 53.1 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. Kioi-hall.or.jp needs all CSS files to be minified and compressed as it can save up to 53.1 kB or 81% of the original size.
Number of requests can be reduced by 34 (40%)
kioi-hall.or.jp accessibility score
These are opportunities to improve the legibility of your content.
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.
Image elements do not have [alt] attributes
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
kioi-hall.or.jp best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Serves images with low resolution
kioi-hall.or.jp SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Image elements do not have [alt] attributes
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/).
Document uses legible font sizes
Tap targets are not sized appropriately
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kioi-hall.or.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 Kioi-hall.or.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.
Open Graph description is not detected on the main page of Kioi Hall. 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: