Tools & Wizards About Us
benesse.co.jp screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

benesse.co.jp

Benesse｜ベネッセグループ

Page Load Speed

10.7 sec in total

First Response

877 ms

Resources Loaded

9.3 sec

Page Rendered

556 ms

benesse.co.jp screenshot

About Website

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

幼児～高校生向け通信教育、大学・社会人向け動画学習サービスをはじめとする教育、育児、生活、語学・グローバル人材教育、シニア・介護の領域で展開する、ベネッセグループの商品・サービスをご紹介いたします。

Visit benesse.co.jp

Key Findings

We analyzed Benesse.co.jp page load time and found that the first response time was 877 ms and then it took 9.8 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

benesse.co.jp performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.7 s

0/100

10%

LCP (Largest Contentful Paint)

Value37.6 s

0/100

25%

SI (Speed Index)

Value17.8 s

0/100

10%

TBT (Total Blocking Time)

Value3,180 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value52.5 s

0/100

10%

Network Requests Diagram

benesse.co.jp

877 ms

benesse.co.jp

1442 ms

common.css

438 ms

jquery.js

1414 ms

bodyScrollLock.js

1223 ms

Our browser made a total of 112 requests to load all elements on the main page. We found that 68% of them (76 requests) were addressed to the original Benesse.co.jp, 4% (5 requests) were made to Googletagmanager.com and 3% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.8 sec) belongs to the original domain Benesse.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 316.9 kB (4%)

Content Size

8.6 MB

After Optimization

8.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Benesse.co.jp main page is 8.6 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. 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 8.3 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 47.6 kB

  • Original 60.2 kB
  • After minification 53.5 kB
  • After compression 12.6 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. This page needs HTML code to be minified as it can gain 6.7 kB, which is 11% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 47.6 kB or 79% of the original size.

Image Optimization

-3%

Potential reduce by 250.7 kB

  • Original 8.3 MB
  • After minification 8.1 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. Benesse images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 18.5 kB

  • Original 257.8 kB
  • After minification 257.7 kB
  • After compression 239.3 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

-2%

Potential reduce by 167 B

  • Original 9.4 kB
  • After minification 9.4 kB
  • After compression 9.2 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. Benesse.co.jp has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 42 (40%)

Requests Now

104

After Optimization

62

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 104 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Benesse. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

benesse.co.jp

benesse.co.jp

877 ms

benesse.co.jp

benesse.co.jp

1442 ms

common.css

common.css

438 ms

jquery.js

jquery.js

1414 ms

bodyScrollLock.js

bodyScrollLock.js

1223 ms

ScrollMagic.js

ScrollMagic.js

1223 ms

common.js

common.js

1222 ms

typesquare.js

typesquare.js

412 ms

slick.css

slick.css

1059 ms

css2

css2

38 ms

home-v202403.css

home-v202403.css

794 ms

VisitorAPI_prd.js

VisitorAPI_prd.js

1025 ms

at.js

at.js

1024 ms

slick.js

slick.js

1155 ms

home-v202006.js

home-v202006.js

1517 ms

utag.sync.js

utag.sync.js

33 ms

webantenna.js

webantenna.js

706 ms

lognos.js

lognos.js

191 ms

_Incapsula_Resource

_Incapsula_Resource

1256 ms

id

id

138 ms

gtm.js

gtm.js

169 ms

benesse-logo.svg

benesse-logo.svg

859 ms

tamahiyo.svg

tamahiyo.svg

861 ms

kodomo-challenge.svg

kodomo-challenge.svg

538 ms

shinkenzemi-sho.svg

shinkenzemi-sho.svg

539 ms

shinkenzemi-chu.svg

shinkenzemi-chu.svg

541 ms

shinkenzemi-kou.svg

shinkenzemi-kou.svg

859 ms

zemi-kobetsu.svg

zemi-kobetsu.svg

870 ms

bestudio.png

bestudio.png

1042 ms

udemy.svg

udemy.svg

867 ms

kyoiku-joho.svg

kyoiku-joho.svg

1223 ms

kyoiku-sogo-kenkyujo.svg

kyoiku-sogo-kenkyujo.svg

1237 ms

39.png

39.png

1222 ms

inu-no-kimochi.png

inu-no-kimochi.png

1218 ms

neko-no-kimochi.png

neko-no-kimochi.png

1221 ms

stylecare.svg

stylecare.svg

1433 ms

homeslide-lead.png

homeslide-lead.png

1924 ms

business-01017.png

business-01017.png

2875 ms

business-02013.jpg

business-02013.jpg

1927 ms

business-01016.jpg

business-01016.jpg

1830 ms

business-03013.jpg

business-03013.jpg

1591 ms

business-01015.jpg

business-01015.jpg

2001 ms

business-01014.jpg

business-01014.jpg

2066 ms

business-01013.jpg

business-01013.jpg

2186 ms

sustainability-06.png

sustainability-06.png

3392 ms

sustainability-05.png

sustainability-05.png

3047 ms

sustainability-04.png

sustainability-04.png

3134 ms

01.svg

01.svg

2427 ms

02.svg

02.svg

2542 ms

03.svg

03.svg

2780 ms

banner-digital.png

banner-digital.png

3411 ms

banner-kyoikujoho.png

banner-kyoikujoho.png

3137 ms

banner-kaigo.png

banner-kaigo.png

3238 ms

pagetop.svg

pagetop.svg

3399 ms

utag.js

utag.js

118 ms

icon-contact.svg

icon-contact.svg

3495 ms

icon-campaign.svg

icon-campaign.svg

3473 ms

icon-service.svg

icon-service.svg

3589 ms

dest5.html

dest5.html

43 ms

id

id

42 ms

18c2b876-124a-41d9-b85a-3e38ce0c4d69.js

18c2b876-124a-41d9-b85a-3e38ce0c4d69.js

100 ms

KFOlCnqEu92Fr1MmWUlvAw.ttf

KFOlCnqEu92Fr1MmWUlvAw.ttf

38 ms

KFOmCnqEu92Fr1Me5Q.ttf

KFOmCnqEu92Fr1Me5Q.ttf

97 ms

ibs:dpid=411&dpuuid=ZjZB8wAAAF5QUwNz

ibs:dpid=411&dpuuid=ZjZB8wAAAF5QUwNz

69 ms

json

json

120 ms

js

js

161 ms

js

js

269 ms

analytics.js

analytics.js

263 ms

gtm.js

gtm.js

262 ms

tag.js

tag.js

549 ms

config.js

config.js

1250 ms

config.js

config.js

1322 ms

utm.png

utm.png

542 ms

fbds.js

fbds.js

442 ms

icon-arrow-b.svg

icon-arrow-b.svg

3233 ms

icon-search.svg

icon-search.svg

3218 ms

kou-01.png

kou-01.png

3746 ms

ts

ts

840 ms

ts

ts

1041 ms

ab.woff

ab.woff

350 ms

collect

collect

145 ms

collect

collect

179 ms

collect

collect

132 ms

mbox_prd.js

mbox_prd.js

203 ms

kou-02.png

kou-02.png

3292 ms

kou-03.png

kou-03.png

3014 ms

kou-04.png

kou-04.png

3362 ms

chu-01.png

chu-01.png

3765 ms

chu-02.png

chu-02.png

3268 ms

collect

collect

44 ms

js

js

48 ms

chu-03.png

chu-03.png

3214 ms

s_code_mst_prd.js

s_code_mst_prd.js

181 ms

chu-04.png

chu-04.png

3276 ms

sho-01.png

sho-01.png

3556 ms

sho-02.png

sho-02.png

3385 ms

sho-03.png

sho-03.png

3393 ms

sho-04.png

sho-04.png

3410 ms

s01216190799605

s01216190799605

43 ms

json

json

57 ms

you-01.png

you-01.png

3441 ms

_webantenna.png

_webantenna.png

274 ms

you-02.png

you-02.png

3381 ms

_webantenna.png

_webantenna.png

360 ms

you-03.png

you-03.png

3150 ms

you-04.png

you-04.png

3094 ms

about-group-arrow.svg

about-group-arrow.svg

3081 ms

episode-more-arrow.svg

episode-more-arrow.svg

3164 ms

episode-item-blank-sustainability.svg

episode-item-blank-sustainability.svg

3164 ms

episode-more-blank.svg

episode-more-blank.svg

3163 ms

icon-arrow.svg

icon-arrow.svg

2919 ms

_Incapsula_Resource

_Incapsula_Resource

2562 ms

Accessibility Review

benesse.co.jp accessibility score

93

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

benesse.co.jp best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

benesse.co.jp SEO score

90

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 Benesse.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 Benesse.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

benesse.co.jp

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