Tools & Wizards About Us
bunshun.co.jp screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

bunshun.co.jp

株式会社 文藝春秋

Page Load Speed

6.2 sec in total

First Response

513 ms

Resources Loaded

5.3 sec

Page Rendered

331 ms

bunshun.co.jp screenshot

About Website

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

株式会社文藝春秋の会社概要。サービスのリリース情報、採用情報、プレスリリース、広告に関するお問い合わせ、などをご案内。

Visit bunshun.co.jp

Key Findings

We analyzed Bunshun.co.jp page load time and found that the first response time was 513 ms and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

bunshun.co.jp performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value8.9 s

15/100

10%

TBT (Total Blocking Time)

Value300 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0.172

69/100

15%

TTI (Time to Interactive)

Value8.3 s

40/100

10%

Network Requests Diagram

bunshun.co.jp

513 ms

www.bunshun.co.jp

528 ms

www.bunshun.co.jp

1779 ms

default.css

503 ms

skin.css

500 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 92% of them (68 requests) were addressed to the original Bunshun.co.jp, 3% (2 requests) were made to Googletagmanager.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Bunshun.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 135.4 kB (11%)

Content Size

1.3 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bunshun.co.jp main page is 1.3 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 954.9 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 81.1 kB

  • Original 102.8 kB
  • After minification 95.8 kB
  • After compression 21.7 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 81.1 kB or 79% of the original size.

Image Optimization

-4%

Potential reduce by 39.6 kB

  • Original 954.9 kB
  • After minification 915.3 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. Bunshun images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 9.0 kB

  • Original 174.4 kB
  • After minification 171.7 kB
  • After compression 165.4 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

-23%

Potential reduce by 5.8 kB

  • Original 25.4 kB
  • After minification 24.3 kB
  • After compression 19.6 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. Bunshun.co.jp needs all CSS files to be minified and compressed as it can save up to 5.8 kB or 23% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (46%)

Requests Now

71

After Optimization

38

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bunshun. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

bunshun.co.jp

bunshun.co.jp

513 ms

www.bunshun.co.jp

www.bunshun.co.jp

528 ms

www.bunshun.co.jp

www.bunshun.co.jp

1779 ms

default.css

default.css

503 ms

skin.css

skin.css

500 ms

container.css

container.css

503 ms

portal.css

portal.css

501 ms

container.css

container.css

499 ms

jquery-1.11.2.min.js

jquery-1.11.2.min.js

656 ms

jquery.cookie.js

jquery.cookie.js

664 ms

js

js

57 ms

dnncore.js

dnncore.js

339 ms

infocms.js

infocms.js

339 ms

jquery-ui-1.11.3.min.js

jquery-ui-1.11.3.min.js

666 ms

MicrosoftAjax.ja.js

MicrosoftAjax.ja.js

505 ms

smoothScroll.js

smoothScroll.js

494 ms

toTop.js

toTop.js

501 ms

megaMenu.js

megaMenu.js

502 ms

burger.js

burger.js

504 ms

burger.css

burger.css

659 ms

placeholder.js

placeholder.js

665 ms

spTel.js

spTel.js

667 ms

jquery.matchHeight.js

jquery.matchHeight.js

668 ms

lightcase.css

lightcase.css

667 ms

jquery.events.touch.js

jquery.events.touch.js

824 ms

lightcase.js

lightcase.js

828 ms

common.js

common.js

829 ms

skincommon.css

skincommon.css

660 ms

base.css

base.css

170 ms

contents.css

contents.css

166 ms

logo_white.png

logo_white.png

211 ms

logo_gekkan-bunshun.png

logo_gekkan-bunshun.png

210 ms

logo_shukan-bunshun.png

logo_shukan-bunshun.png

213 ms

logo_ooruyomimono.png

logo_ooruyomimono.png

211 ms

logo_bungakukai.png

logo_bungakukai.png

211 ms

logo_numberdo.png

logo_numberdo.png

212 ms

logo_crea.png

logo_crea.png

330 ms

logo_creatraveller.png

logo_creatraveller.png

329 ms

logo_bessatsu-bunshun.png

logo_bessatsu-bunshun.png

332 ms

logo_shukan-bunshun-woman.png

logo_shukan-bunshun-woman.png

331 ms

logo_magazinestore.png

logo_magazinestore.png

331 ms

logo_hon-no-hanashi.png

logo_hon-no-hanashi.png

330 ms

logo_bunshun-books.png

logo_bunshun-books.png

493 ms

logo_extra.png

logo_extra.png

494 ms

logo_online.png

logo_online.png

494 ms

logo_number.png

logo_number.png

495 ms

logo_creaweb.png

logo_creaweb.png

494 ms

logo_shukan-bunshun-denshiban.png

logo_shukan-bunshun-denshiban.png

495 ms

logo_shukan-bunshun-digital.png

logo_shukan-bunshun-digital.png

656 ms

logo_bungeishunju-denshiban.png

logo_bungeishunju-denshiban.png

658 ms

kv_01.jpg

kv_01.jpg

1311 ms

logo_100th.png

logo_100th.png

658 ms

pht_business_02.jpg

pht_business_02.jpg

658 ms

pht_business_01.jpg

pht_business_01.jpg

822 ms

pht_business_03.jpg

pht_business_03.jpg

820 ms

pht_business_04.jpg

pht_business_04.jpg

1149 ms

pht_business_05.jpg

pht_business_05.jpg

985 ms

banner_footer_nbs.png

banner_footer_nbs.png

823 ms

banner_footer_jihishuppan.png

banner_footer_jihishuppan.png

984 ms

js

js

91 ms

analytics.js

analytics.js

85 ms

frame.html

frame.html

914 ms

ico_search_white.png

ico_search_white.png

905 ms

ico_file_pdf.png

ico_file_pdf.png

1065 ms

ico_arrow.png

ico_arrow.png

1066 ms

bg_introduction.png

bg_introduction.png

1068 ms

ico_arrow_white.png

ico_arrow_white.png

1069 ms

bg_recruit.jpg

bg_recruit.jpg

1558 ms

bg_recruit_crystal.png

bg_recruit_crystal.png

1107 ms

ico_external.png

ico_external.png

1108 ms

ico_media_white.png

ico_media_white.png

1109 ms

collect

collect

58 ms

collect

collect

18 ms

ga-audiences

ga-audiences

26 ms

Accessibility Review

bunshun.co.jp accessibility score

91

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

bunshun.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

bunshun.co.jp SEO score

92

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

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 Bunshun.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 Bunshun.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

bunshun.co.jp

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