Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

tokyo-senmon.jp

東京の専門学校でデザイン・音楽・ペット・ブライダルを学ぶならAdachi学園グループ

Page Load Speed

13.1 sec in total

First Response

906 ms

Resources Loaded

12 sec

Page Rendered

136 ms

tokyo-senmon.jp screenshot

About Website

Click here to check amazing Tokyo Senmon content for Japan. Otherwise, check out these important facts you probably never knew about tokyo-senmon.jp

東京の専門学校、東京Adachi学園グループのサイトです。在校生の声や学科紹介、進路実績にオープンキャンパスのお知らせ等をご案内。『歩き始めると、夢は案外近いのだ』|東京の専門学校 - 東京Adachi学園

Visit tokyo-senmon.jp

Key Findings

We analyzed Tokyo-senmon.jp page load time and found that the first response time was 906 ms and then it took 12.2 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

tokyo-senmon.jp performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value12.0 s

0/100

25%

SI (Speed Index)

Value7.9 s

23/100

10%

TBT (Total Blocking Time)

Value230 ms

87/100

30%

CLS (Cumulative Layout Shift)

Value0.405

24/100

15%

TTI (Time to Interactive)

Value6.7 s

56/100

10%

Network Requests Diagram

tokyo-senmon.jp

906 ms

import.css

527 ms

gotop.js

558 ms

jquery-1.4.2.min.js

1040 ms

news.js

363 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 93% of them (40 requests) were addressed to the original Tokyo-senmon.jp, 5% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to I.yimg.jp. The less responsive or slowest element that took the longest time to load (6.4 sec) belongs to the original domain Tokyo-senmon.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 83.3 kB (13%)

Content Size

634.5 kB

After Optimization

551.1 kB

In fact, the total size of Tokyo-senmon.jp main page is 634.5 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. Images take 493.7 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 9.9 kB

  • Original 13.6 kB
  • After minification 12.9 kB
  • After compression 3.8 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 9.9 kB or 72% of the original size.

Image Optimization

-0%

Potential reduce by 134 B

  • Original 493.7 kB
  • After minification 493.6 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. Tokyo Senmon images are well optimized though.

JavaScript Optimization

-50%

Potential reduce by 49.2 kB

  • Original 98.4 kB
  • After minification 98.2 kB
  • After compression 49.2 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 49.2 kB or 50% of the original size.

CSS Optimization

-84%

Potential reduce by 24.2 kB

  • Original 28.8 kB
  • After minification 19.4 kB
  • After compression 4.6 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. Tokyo-senmon.jp needs all CSS files to be minified and compressed as it can save up to 24.2 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (52%)

Requests Now

42

After Optimization

20

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tokyo Senmon. 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 from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

tokyo-senmon.jp accessibility score

97

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

Links do not have a discernible name

Best Practices

tokyo-senmon.jp best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

tokyo-senmon.jp SEO score

85

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

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

High

Document doesn't use legible font sizes

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tokyo-senmon.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 Tokyo-senmon.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

Open Graph description is not detected on the main page of Tokyo Senmon. 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: