Access kudan-japanese-school.com. Kudan Institute of Japanese Language

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

5/100

25%

SI (Speed Index)

Value5.7 s

51/100

10%

TBT (Total Blocking Time)

Value190 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0.231

54/100

15%

TTI (Time to Interactive)

Value6.2 s

62/100

10%

kudan-japanese-school.com

589 ms

www.kudan-japanese-school.com

2231 ms

slider.css

234 ms

bootstrap.css

676 ms

common.css

689 ms

Our browser made a total of 127 requests to load all elements on the main page. We found that 34% of them (43 requests) were addressed to the original Kudan-japanese-school.com, 23% (29 requests) were made to Static.xx.fbcdn.net and 14% (18 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Kudan-japanese-school.com.

Content Size

1.5 MB

After Optimization

835.4 kB

In fact, the total size of Kudan-japanese-school.com main page is 1.5 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 557.0 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 32.2 kB

Original 43.0 kB
After minification 40.5 kB
After compression 10.8 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 32.2 kB or 75% of the original size.

Image Optimization

-1%

Potential reduce by 6.2 kB

Original 557.0 kB
After minification 550.8 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. Kudan Japanese School images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 255.6 kB

Original 464.3 kB
After minification 461.8 kB
After compression 208.7 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 255.6 kB or 55% of the original size.

CSS Optimization

-84%

Potential reduce by 338.6 kB

Original 403.9 kB
After minification 376.1 kB
After compression 65.2 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. Kudan-japanese-school.com needs all CSS files to be minified and compressed as it can save up to 338.6 kB or 84% of the original size.

Requests Now

117

After Optimization

The browser has sent 117 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kudan Japanese School. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 45 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

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/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

EN
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kudan-japanese-school.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Kudan-japanese-school.com 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

kudan-japanese-school.com

Open Graph data is detected on the main page of Kudan Japanese School. 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

Kudan Institute of Japanese Language | Japanese language school in Tokyo

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

kudan-japanese-school.com

www.kudan-japanese-school.com

slider.css

bootstrap.css

common.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

kudan-japanese-school.com

www.kudan-japanese-school.com

slider.css

bootstrap.css

common.css

_VnePUvoko8

header_logo.png

contact.gif

slide-1.jpg

slide-2.jpg

slide-3.jpg

nationalities.jpg

banner_accomodation.jpg

activities.jpg

comejapan.jpg

alreadyjapan.jpg

guraduate.jpg

conversion.js

jquery.min.js

bootstrap.min.js

function.js

platform.js

jquery.js

jquery-migrate.min.js

jquery.colorbox-min.js

jquery-colorbox-wrapper-min.js

top.css

bootstrap-glyphicons.css

slider.js

html5shiv.js

respond.min.js

www-embed-player-vflfNyN_r.css

www-embed-player.js

base.js

fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js

ad_status.js

zN7GBFwfMP4uA6AR0HCoLQ.ttf

RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf

plusone.js

wxBanner

header_bottom.gif

sn-top-bg.gif

arrow_orange.gif