Tools & Wizards About Us
whenbuy.jp screenshot

Report Summary

  • 59

    Performance

    Renders faster than
    74% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

whenbuy.jp

Whenbuy.jchere.com Japanese Shopping Service, buy the Lowest Price

Page Load Speed

17.6 sec in total

First Response

566 ms

Resources Loaded

15.5 sec

Page Rendered

1.5 sec

whenbuy.jp screenshot

About Website

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

Whenbuy.jchere.com is an ordering service for Japanese shopping sites using AI prediction, price tracker, price history charts, price watches, and price drop alerts.

Visit whenbuy.jp

Key Findings

We analyzed Whenbuy.jp page load time and found that the first response time was 566 ms and then it took 17 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

whenbuy.jp performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value16.7 s

0/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.039

100/100

15%

TTI (Time to Interactive)

Value4.8 s

79/100

10%

Network Requests Diagram

whenbuy.jp

566 ms

3105 ms

font-awesome.min.css

307 ms

animate.min.css

3199 ms

simple-line-icons.min.css

3153 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Whenbuy.jp, 35% (17 requests) were made to Whenbuy.jchere.com and 21% (10 requests) were made to Cs1.jchere.com. The less responsive or slowest element that took the longest time to load (7.2 sec) relates to the external source Whenbuy.jchere.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 168.9 kB (83%)

Content Size

203.5 kB

After Optimization

34.6 kB

  • HTML

In fact, the total size of Whenbuy.jp main page is 203.5 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. 55% of websites need less resources to load. HTML takes 203.5 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 168.9 kB

  • Original 203.5 kB
  • After minification 199.7 kB
  • After compression 34.6 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. 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 168.9 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (66%)

Requests Now

44

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Whenbuy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

whenbuy.jp

whenbuy.jp

566 ms

3105 ms

font-awesome.min.css

font-awesome.min.css

307 ms

animate.min.css

animate.min.css

3199 ms

simple-line-icons.min.css

simple-line-icons.min.css

3153 ms

owl.carousel.min.css

owl.carousel.min.css

2998 ms

owl.theme.default.min.css

owl.theme.default.min.css

2637 ms

magnific-popup.min.css

magnific-popup.min.css

3175 ms

theme.css

theme.css

3019 ms

theme-elements.css

theme-elements.css

3051 ms

theme-shop.css

theme-shop.css

3072 ms

settings.css

settings.css

2969 ms

layers.css

layers.css

2893 ms

navigation.css

navigation.css

2925 ms

component.css

component.css

3057 ms

default.css

default.css

2764 ms

custom.css

custom.css

2584 ms

normalize.css

normalize.css

2557 ms

ion.rangeSlider.css

ion.rangeSlider.css

2467 ms

ion.rangeSlider.skinFlat.css

ion.rangeSlider.skinFlat.css

2522 ms

jquery-1.10.2.min.js

jquery-1.10.2.min.js

2959 ms

jquery-ui-1.10.4.custom.min.js

jquery-ui-1.10.4.custom.min.js

2688 ms

bootstrap.min.js

bootstrap.min.js

2731 ms

dropload.min.js

dropload.min.js

4189 ms

ion.rangeSlider.min.js

ion.rangeSlider.min.js

2667 ms

jquery.validate.min.js

jquery.validate.min.js

2712 ms

jquery.metadata.min.js

jquery.metadata.min.js

2856 ms

jquery.easing.min.js

jquery.easing.min.js

4092 ms

theme.js

theme.js

4168 ms

theme.init.js

theme.init.js

2486 ms

lazysizes.min.js

lazysizes.min.js

4141 ms

baidu.js

baidu.js

4044 ms

socom.js

socom.js

4026 ms

logowhenbuy60.png

logowhenbuy60.png

560 ms

logowhenbuy120.png

logowhenbuy120.png

1071 ms

logowhenbuy40.png

logowhenbuy40.png

956 ms

logowhenbuy80.png

logowhenbuy80.png

1022 ms

wbtop-bg

wbtop-bg

928 ms

buyprocess1.jpg

buyprocess1.jpg

810 ms

buyprocess2.jpg

buyprocess2.jpg

1184 ms

buyprocess3.jpg

buyprocess3.jpg

1047 ms

buyprocess4.jpg

buyprocess4.jpg

7039 ms

buyprocess5.jpg

buyprocess5.jpg

7037 ms

buyprocess.jpg

buyprocess.jpg

6858 ms

11400x342_20170625.jpg

11400x342_20170625.jpg

7038 ms

selfdaigou.jpg

selfdaigou.jpg

6938 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

6850 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

7159 ms

Accessibility Review

whenbuy.jp accessibility score

63

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

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 IDs are not unique

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

whenbuy.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

High

Browser errors were logged to the console

SEO Factors

whenbuy.jp SEO score

90

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

Image elements do not have [alt] attributes

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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Whenbuy.jp can be misinterpreted by Google and other search engines. Our service has detected that English 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 Whenbuy.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

whenbuy.jp

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