Tools & Wizards About Us
joto-juku.com screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

joto-juku.com

個別指導塾 城東進学会｜茨城県東海村の学習塾

Page Load Speed

3.2 sec in total

First Response

706 ms

Resources Loaded

2.3 sec

Page Rendered

152 ms

joto-juku.com screenshot

About Website

Visit joto-juku.com now to see the best up-to-date Joto Juku content for Japan and also check out these interesting facts you probably never knew about joto-juku.com

茨城県東海村の学習塾。先生1人が生徒2人を教える個別指導。対話型の授業なので学習内容の理解と定着がしっかりと行える。

Visit joto-juku.com

Key Findings

We analyzed Joto-juku.com page load time and found that the first response time was 706 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

joto-juku.com performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value540 ms

54/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.7 s

28/100

10%

Network Requests Diagram

joto-juku.com

706 ms

style.min.css

50 ms

mediaelementplayer-legacy.min.css

53 ms

wp-mediaelement.min.css

54 ms

styles.css

705 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 49% of them (17 requests) were addressed to the original Joto-juku.com, 9% (3 requests) were made to C0.wp.com and 6% (2 requests) were made to Use.fontawesome.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Joto-juku.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 155.7 kB (20%)

Content Size

797.5 kB

After Optimization

641.8 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Joto-juku.com main page is 797.5 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. 35% of websites need less resources to load. Javascripts take 600.1 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 47.4 kB

  • Original 61.5 kB
  • After minification 60.1 kB
  • After compression 14.1 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 47.4 kB or 77% of the original size.

JavaScript Optimization

-8%

Potential reduce by 49.3 kB

  • Original 600.1 kB
  • After minification 599.8 kB
  • After compression 550.7 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. This website has mostly compressed JavaScripts.

CSS Optimization

-43%

Potential reduce by 59.0 kB

  • Original 135.9 kB
  • After minification 115.7 kB
  • After compression 76.9 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. Joto-juku.com needs all CSS files to be minified and compressed as it can save up to 59.0 kB or 43% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (84%)

Requests Now

32

After Optimization

5

  • AJAX
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Joto Juku. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

joto-juku.com

joto-juku.com

706 ms

style.min.css

style.min.css

50 ms

mediaelementplayer-legacy.min.css

mediaelementplayer-legacy.min.css

53 ms

wp-mediaelement.min.css

wp-mediaelement.min.css

54 ms

styles.css

styles.css

705 ms

frontend.min.css

frontend.min.css

888 ms

flatpickr.min.css

flatpickr.min.css

730 ms

select2.min.css

select2.min.css

734 ms

style.css

style.css

1095 ms

style.css

style.css

746 ms

all.css

all.css

63 ms

swiper.min.css

swiper.min.css

67 ms

jquery.min.js

jquery.min.js

59 ms

xserverv3.js

xserverv3.js

908 ms

flatpickr.min.js

flatpickr.min.js

1046 ms

select2.min.js

select2.min.js

1081 ms

kaereba.css

kaereba.css

908 ms

js

js

93 ms

index.js

index.js

926 ms

index.js

index.js

896 ms

frontend.min.js

frontend.min.js

925 ms

common.js

common.js

1093 ms

jin_h_icons.js

jin_h_icons.js

1094 ms

swiper.min.js

swiper.min.js

34 ms

all.js

all.js

49 ms

e-202426.js

e-202426.js

45 ms

css

css

77 ms

tex-chtml.js

tex-chtml.js

25 ms

ts

ts

201 ms

joto-juku.com

joto-juku.com

343 ms

js

js

47 ms

analytics.js

analytics.js

22 ms

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkP8o58a-xw.ttf

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkP8o58a-xw.ttf

85 ms

jin-icons.ttf

jin-icons.ttf

386 ms

collect

collect

72 ms

Accessibility Review

joto-juku.com accessibility score

86

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

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

Form elements do not have associated labels

Best Practices

joto-juku.com best practices score

75

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

joto-juku.com SEO score

92

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 uses 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 Joto-juku.com 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 Joto-juku.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

joto-juku.com

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