Access kannaihall.jp. 横浜関内ホール公式サイト

name

value

score

weighting

FCP (First Contentful Paint)

Value6.3 s

3/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value12.1 s

4/100

10%

TBT (Total Blocking Time)

Value360 ms

72/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value23.1 s

1/100

10%

kannaihall.jp

578 ms

www.kannaihall.jp

1079 ms

js

64 ms

reset.css

348 ms

drawer.min.css

35 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 80% of them (59 requests) were addressed to the original Kannaihall.jp, 5% (4 requests) were made to Cdnjs.cloudflare.com and 5% (4 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (9.7 sec) belongs to the original domain Kannaihall.jp.

Content Size

6.3 MB

After Optimization

5.8 MB

In fact, the total size of Kannaihall.jp main page is 6.3 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 5.6 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 50.7 kB

Original 63.6 kB
After minification 62.9 kB
After compression 12.9 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 50.7 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 75.7 kB

Original 5.6 MB
After minification 5.5 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. Kannaihall images are well optimized though.

JavaScript Optimization

-43%

Potential reduce by 211.3 kB

Original 490.5 kB
After minification 487.2 kB
After compression 279.2 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 211.3 kB or 43% of the original size.

CSS Optimization

-79%

Potential reduce by 126.0 kB

Original 159.1 kB
After minification 146.5 kB
After compression 33.0 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 126.0 kB or 79% of the original size.

Requests Now

After Optimization

The browser has sent 70 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 15 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

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.

High

Buttons do not have an accessible name

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a valid value for its [lang] attribute.

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

High

robots.txt is not valid

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

JA
Language Claimed

JP
Encoding

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 does not match 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.

Social Sharing Optimization

kannaihall.jp

Open Graph data is detected on the main page of Kannaihall. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

横浜関内ホール 公式サイト

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

kannaihall.jp

www.kannaihall.jp

js

reset.css

drawer.min.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

kannaihall.jp

www.kannaihall.jp

js

reset.css

drawer.min.css

share.css

index.css

iziModal.css

lity.min.css

css

jquery.min.js

slick.min.js

iscroll.min.js

drawer.min.js

bootstrap.min.js

iziModal.min.js

lity.min.js

jquery.waypoints.min.js

share.js

top.js

js

mplus1p.css

cse.js

logo.svg

ico_search.svg

ico_camera.svg

thumb_event.jpg

thumb_barrierFree.jpg

thumb_facilities.jpg

thumb_guide.jpg

thumb_concierge.jpg

ico_mailto.svg

ico_tel.svg

ico_access.svg

56176a4f15911d2a622f39267cf162ee2cc047d5-thumb-1920xauto-2311.jpg

5e481a729caa5ab23729687e2d20e43bb7096efc-thumb-1241x1754-2375.jpg

0e508eb1eab2e7c7ef0d88ae7f41990aff2adb37-thumb-1241x1754-2373.jpg

25a7df5d17f4ff7ed7efb8fbd8f2edca769ad01e-thumb-1241x1754-2371.jpg

ae7efca11a20dee270ee22d7d31fe09475ada899-thumb-1778x1177-2348.jpg

87a34dc0edea3db37ccf339ada646f8bbbf3c39d-thumb-1920xauto-2344.png

ico_eventDate.svg

caf18eecbd65176426452f8e03231722ffb6548b-thumb-autox250-2298.png

20240409153114429_page-0001-thumb-autox250-2242.jpg

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