Tools & Wizards About Us
hakusuisha.co.jp screenshot

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 25% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

hakusuisha.co.jp

白水社

Page Load Speed

5.3 sec in total

First Response

516 ms

Resources Loaded

4.6 sec

Page Rendered

169 ms

hakusuisha.co.jp screenshot

About Website

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

出版社の白水社のページです。1915年創立。哲学・思想、歴史、社会、海外文学、演劇、芸術、語学などの書籍が中心です。書籍やイベントなどの情報をお知らせしています。

Visit hakusuisha.co.jp

Key Findings

We analyzed Hakusuisha.co.jp page load time and found that the first response time was 516 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

hakusuisha.co.jp performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value18.6 s

0/100

10%

TBT (Total Blocking Time)

Value21,760 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.267

46/100

15%

TTI (Time to Interactive)

Value36.9 s

0/100

10%

Network Requests Diagram

hakusuisha.co.jp

516 ms

www.hakusuisha.co.jp

1383 ms

common.css

334 ms

jquery-1.11.2.min.js

809 ms

jquery.matchHeight-min.js

487 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 74% of them (55 requests) were addressed to the original Hakusuisha.co.jp, 15% (11 requests) were made to Platform.twitter.com and 3% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Hakusuisha.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 550.9 kB (27%)

Content Size

2.0 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Hakusuisha.co.jp main page is 2.0 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. 60% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 452.3 kB

  • Original 497.0 kB
  • After minification 435.9 kB
  • After compression 44.7 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. This page needs HTML code to be minified as it can gain 61.1 kB, which is 12% 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 452.3 kB or 91% of the original size.

Image Optimization

-0%

Potential reduce by 3.5 kB

  • Original 1.3 MB
  • After minification 1.3 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. Hakusuisha images are well optimized though.

JavaScript Optimization

-40%

Potential reduce by 79.9 kB

  • Original 201.8 kB
  • After minification 200.8 kB
  • After compression 121.9 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 79.9 kB or 40% of the original size.

CSS Optimization

-82%

Potential reduce by 15.2 kB

  • Original 18.6 kB
  • After minification 13.9 kB
  • After compression 3.4 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. Hakusuisha.co.jp needs all CSS files to be minified and compressed as it can save up to 15.2 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 39 (54%)

Requests Now

72

After Optimization

33

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hakusuisha. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

hakusuisha.co.jp

hakusuisha.co.jp

516 ms

www.hakusuisha.co.jp

www.hakusuisha.co.jp

1383 ms

common.css

common.css

334 ms

jquery-1.11.2.min.js

jquery-1.11.2.min.js

809 ms

jquery.matchHeight-min.js

jquery.matchHeight-min.js

487 ms

jquery.pagescroller.js

jquery.pagescroller.js

488 ms

common.js

common.js

501 ms

top.css

top.css

502 ms

jquery.bxslider.min.js

jquery.bxslider.min.js

692 ms

top.js

top.js

648 ms

js

js

71 ms

logo1.gif

logo1.gif

311 ms

gnavi1.gif

gnavi1.gif

308 ms

gnavi2.gif

gnavi2.gif

308 ms

gnavi3.gif

gnavi3.gif

311 ms

gnavi5.gif

gnavi5.gif

311 ms

gnavi4.gif

gnavi4.gif

309 ms

btn_search.gif

btn_search.gif

409 ms

6511.jpg

6511.jpg

714 ms

6458.jpg

6458.jpg

838 ms

5345.jpg

5345.jpg

845 ms

title1.gif

title1.gif

410 ms

bg_arrow_bottom1.gif

bg_arrow_bottom1.gif

410 ms

643249_mid.jpg

643249_mid.jpg

738 ms

icon_new.gif

icon_new.gif

569 ms

643250_mid.jpg

643250_mid.jpg

737 ms

643252_mid.jpg

643252_mid.jpg

1010 ms

643253_mid.jpg

643253_mid.jpg

809 ms

643245_mid.jpg

643245_mid.jpg

994 ms

643246_mid.jpg

643246_mid.jpg

1032 ms

title2.gif

title2.gif

972 ms

bg_arrow_bottom2.gif

bg_arrow_bottom2.gif

995 ms

645011_mid.jpg

645011_mid.jpg

1011 ms

645012_mid.jpg

645012_mid.jpg

1133 ms

643251_mid.jpg

643251_mid.jpg

1155 ms

643244_mid.jpg

643244_mid.jpg

1329 ms

643243_mid.jpg

643243_mid.jpg

1343 ms

640028_mid.jpg

640028_mid.jpg

1181 ms

icon_news_bookstore.gif

icon_news_bookstore.gif

1206 ms

icon_news_pr.gif

icon_news_pr.gif

1317 ms

icon_news.gif

icon_news.gif

1318 ms

icon_news_event.gif

icon_news_event.gif

1352 ms

icon_news_recruit.gif

icon_news_recruit.gif

1377 ms

icon_news_errata.gif

icon_news_errata.gif

1458 ms

bg_arrow1.gif

bg_arrow1.gif

1479 ms

2063.png

2063.png

1481 ms

buy-button-storefront.min.js

buy-button-storefront.min.js

307 ms

2366.jpg

2366.jpg

1381 ms

938.jpg

938.jpg

1211 ms

1504.jpg

1504.jpg

1244 ms

2580.jpg

2580.jpg

1314 ms

1370.jpg

1370.jpg

1333 ms

btn_pagetop.gif

btn_pagetop.gif

1337 ms

logo2.gif

logo2.gif

1368 ms

bg_arrow3.gif

bg_arrow3.gif

1276 ms

bg_arrow2.gif

bg_arrow2.gif

1313 ms

bg_wrap_top.gif

bg_wrap_top.gif

1369 ms

widgets.js

widgets.js

177 ms

analytics.js

analytics.js

88 ms

js

js

74 ms

collect

collect

15 ms

collect

collect

40 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

123 ms

settings

settings

96 ms

timeline.e108540dddc96e4b707f5cf259a582d7.js

timeline.e108540dddc96e4b707f5cf259a582d7.js

21 ms

hakusuisha

hakusuisha

1077 ms

polyfills-3b821eda8863adcc4a4b.js

polyfills-3b821eda8863adcc4a4b.js

22 ms

runtime-a697c5a1ae32bd7e4d42.js

runtime-a697c5a1ae32bd7e4d42.js

45 ms

modules.20f98d7498a59035a762.js

modules.20f98d7498a59035a762.js

87 ms

main-fd9ef5eb169057cda26d.js

main-fd9ef5eb169057cda26d.js

82 ms

_app-88bf420a57d49e33be53.js

_app-88bf420a57d49e33be53.js

86 ms

%5BscreenName%5D-c33f0b02841cffc3e9b4.js

%5BscreenName%5D-c33f0b02841cffc3e9b4.js

88 ms

_buildManifest.js

_buildManifest.js

88 ms

_ssgManifest.js

_ssgManifest.js

97 ms

Accessibility Review

hakusuisha.co.jp accessibility score

58

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

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

hakusuisha.co.jp best practices score

58

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

High

Browser errors were logged to the console

SEO Factors

hakusuisha.co.jp SEO score

69

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

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hakusuisha.co.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Hakusuisha.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

hakusuisha.co.jp

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