Access e-gakkou.jp. 個別指導学習塾を全国で250校以上展開する個別指導学院ヒーローズ

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value9.5 s

12/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.563

12/100

15%

TTI (Time to Interactive)

Value9.2 s

32/100

10%

e-gakkou.jp

953 ms

style.css

1092 ms

jquery-1.7.2.min.js

1444 ms

default.js

519 ms

s_retargeting.js

531 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 70% of them (40 requests) were addressed to the original E-gakkou.jp, 5% (3 requests) were made to S.ytimg.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (4.1 sec) belongs to the original domain E-gakkou.jp.

Content Size

1.6 MB

After Optimization

993.7 kB

In fact, the total size of E-gakkou.jp main page is 1.6 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 897.9 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 15.6 kB

Original 21.6 kB
After minification 19.9 kB
After compression 5.9 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 15.6 kB or 73% of the original size.

Image Optimization

-10%

Potential reduce by 86.2 kB

Original 897.9 kB
After minification 811.7 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. E Gakkou images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 231.4 kB

Original 360.9 kB
After minification 360.2 kB
After compression 129.5 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 231.4 kB or 64% of the original size.

CSS Optimization

-83%

Potential reduce by 230.7 kB

Original 277.2 kB
After minification 272.1 kB
After compression 46.5 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. E-gakkou.jp needs all CSS files to be minified and compressed as it can save up to 230.7 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of E Gakkou. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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

Image elements do not have [alt] attributes

These are opportunities to improve keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

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

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

High

Tap targets are not sized appropriately

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 E-gakkou.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 E-gakkou.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

e-gakkou.jp

Open Graph description is not detected on the main page of E Gakkou. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

個別指導学習塾を全国で250校以上展開する個別指導学院ヒーローズ

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

e-gakkou.jp

style.css

jquery-1.7.2.min.js

default.js

s_retargeting.js

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

e-gakkou.jp

style.css

jquery-1.7.2.min.js

default.js

s_retargeting.js

analytics.js

bg.png

logo.png

header_tel.png

hader_btn_information.png

hader_btn_conference.png

gnav_idea.png

gnav_course.png

gnav_flow.png

gnav_school.png

gnav_contribution.png

key_visual.png

key_catch01.png

key_catch02.png

key_catch03.png

key_catch04.png

title_info.png

btn_elementary_school.png

ov_elementary_small.png

ov_elementary_high.png

ov_elementary_juken.png

btn_junior_high_school.png

btn_high_school.png

btn_idea.png

btn_school.png

new_btn_01.png

btn_test.png

btn_comment.png

catch.png

side_nav_btn_information.png

side_nav_btn_conference.png

btn_pagetop.png

footer_logo.png

footer_btn_school.png

sdk.js

bg_main.png

bg_info.png

title_course.png