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jiyu.co.jp screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

jiyu.co.jp

自由国民社

Page Load Speed

15 sec in total

First Response

348 ms

Resources Loaded

14 sec

Page Rendered

598 ms

jiyu.co.jp screenshot

About Website

Click here to check amazing Jiyu content for Japan. Otherwise, check out these important facts you probably never knew about jiyu.co.jp

「現代用語の基礎知識」をはじめとする実用書、ビジネス書を発行。新刊案内、書籍目録。

Visit jiyu.co.jp

Key Findings

We analyzed Jiyu.co.jp page load time and found that the first response time was 348 ms and then it took 14.6 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

jiyu.co.jp performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.0 s

1/100

10%

LCP (Largest Contentful Paint)

Value20.7 s

0/100

25%

SI (Speed Index)

Value16.7 s

0/100

10%

TBT (Total Blocking Time)

Value970 ms

28/100

30%

CLS (Cumulative Layout Shift)

Value0.257

48/100

15%

TTI (Time to Interactive)

Value16.2 s

6/100

10%

Network Requests Diagram

jiyu.co.jp

348 ms

www.jiyu.co.jp

935 ms

import.css

676 ms

jquery-1.10.1.min.js

666 ms

jquery.tile.min.js

692 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 77% of them (58 requests) were addressed to the original Jiyu.co.jp, 15% (11 requests) were made to Platform.twitter.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (8.7 sec) belongs to the original domain Jiyu.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 367.8 kB (4%)

Content Size

8.9 MB

After Optimization

8.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jiyu.co.jp main page is 8.9 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. 50% of websites need less resources to load. Images take 8.6 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 21.8 kB

  • Original 29.6 kB
  • After minification 28.9 kB
  • After compression 7.8 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 21.8 kB or 74% of the original size.

Image Optimization

-2%

Potential reduce by 194.4 kB

  • Original 8.6 MB
  • After minification 8.4 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. Jiyu images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 123.8 kB

  • Original 197.7 kB
  • After minification 195.5 kB
  • After compression 73.9 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 123.8 kB or 63% of the original size.

CSS Optimization

-80%

Potential reduce by 27.8 kB

  • Original 34.6 kB
  • After minification 26.3 kB
  • After compression 6.8 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. Jiyu.co.jp needs all CSS files to be minified and compressed as it can save up to 27.8 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (38%)

Requests Now

73

After Optimization

45

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jiyu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jiyu.co.jp

jiyu.co.jp

348 ms

www.jiyu.co.jp

www.jiyu.co.jp

935 ms

import.css

import.css

676 ms

jquery-1.10.1.min.js

jquery-1.10.1.min.js

666 ms

jquery.tile.min.js

jquery.tile.min.js

692 ms

transformicons.js

transformicons.js

689 ms

common.js

common.js

672 ms

top.css

top.css

867 ms

swfobject.js

swfobject.js

1353 ms

jquery.bxslider.css

jquery.bxslider.css

1343 ms

jquery.bxslider.js

jquery.bxslider.js

1894 ms

widgets.js

widgets.js

81 ms

layout.css

layout.css

1051 ms

common.css

common.css

1855 ms

analytics.js

analytics.js

76 ms

body_bg.gif

body_bg.gif

969 ms

header1.gif

header1.gif

958 ms

logo.gif

logo.gif

987 ms

logo_sp.gif

logo_sp.gif

1860 ms

hd_gnavi.gif

hd_gnavi.gif

714 ms

icon_arrow02.gif

icon_arrow02.gif

974 ms

hd_submit.gif

hd_submit.gif

1994 ms

viewimg.php

viewimg.php

2655 ms

viewimg.php

viewimg.php

3242 ms

viewimg.php

viewimg.php

3489 ms

viewimg.php

viewimg.php

1659 ms

viewimg.php

viewimg.php

3330 ms

viewimg.php

viewimg.php

3797 ms

viewimg.php

viewimg.php

3424 ms

viewimg.php

viewimg.php

4228 ms

viewimg.php

viewimg.php

4582 ms

viewimg.php

viewimg.php

5035 ms

viewimg.php

viewimg.php

4218 ms

viewimg.php

viewimg.php

4274 ms

viewimg.php

viewimg.php

4594 ms

viewimg.php

viewimg.php

5153 ms

viewimg.php

viewimg.php

5467 ms

viewimg.php

viewimg.php

5684 ms

viewimg.php

viewimg.php

5319 ms

viewimg.php

viewimg.php

6015 ms

viewimg.php

viewimg.php

6349 ms

viewimg.php

viewimg.php

6366 ms

viewimg.php

viewimg.php

6502 ms

viewimg.php

viewimg.php

6827 ms

viewimg.php

viewimg.php

7397 ms

viewimg.php

viewimg.php

7928 ms

sb_ttl01.gif

sb_ttl01.gif

7470 ms

sb_ttl02.gif

sb_ttl02.gif

7963 ms

sb_ttl03.gif

sb_ttl03.gif

8390 ms

viewimg.php

viewimg.php

8552 ms

viewimg.php

viewimg.php

8700 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

59 ms

collect

collect

14 ms

collect

collect

42 ms

js

js

75 ms

settings

settings

147 ms

timeline.e108540dddc96e4b707f5cf259a582d7.js

timeline.e108540dddc96e4b707f5cf259a582d7.js

19 ms

jiyukokuminsha

jiyukokuminsha

74 ms

polyfills-3b821eda8863adcc4a4b.js

polyfills-3b821eda8863adcc4a4b.js

20 ms

runtime-a697c5a1ae32bd7e4d42.js

runtime-a697c5a1ae32bd7e4d42.js

39 ms

modules.20f98d7498a59035a762.js

modules.20f98d7498a59035a762.js

77 ms

main-fd9ef5eb169057cda26d.js

main-fd9ef5eb169057cda26d.js

73 ms

_app-88bf420a57d49e33be53.js

_app-88bf420a57d49e33be53.js

77 ms

%5BscreenName%5D-c33f0b02841cffc3e9b4.js

%5BscreenName%5D-c33f0b02841cffc3e9b4.js

85 ms

_buildManifest.js

_buildManifest.js

85 ms

_ssgManifest.js

_ssgManifest.js

86 ms

viewimg.php

viewimg.php

8117 ms

viewimg.php

viewimg.php

7987 ms

icon_docs.png

icon_docs.png

8246 ms

icon_arrow01.gif

icon_arrow01.gif

8538 ms

sb_arrow.gif

sb_arrow.gif

8662 ms

pagetop.gif

pagetop.gif

8037 ms

ft_copy.gif

ft_copy.gif

7959 ms

bx_loader.gif

bx_loader.gif

8187 ms

controls.png

controls.png

7691 ms

Accessibility Review

jiyu.co.jp accessibility score

95

Accessibility Issues

ARIA

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.

Impact

Issue

High

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

jiyu.co.jp 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

SEO Factors

jiyu.co.jp SEO score

89

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

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 Jiyu.co.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 Jiyu.co.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

jiyu.co.jp

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