Report Summary

  • 56

    Performance

    Renders faster than
    73% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 87

    SEO

    Google-friendlier than
    66% of websites

chupa.co.jp

食品容器総合メーカーのエフピコチューパ株式会社

Page Load Speed

14 sec in total

First Response

4.1 sec

Resources Loaded

9.8 sec

Page Rendered

151 ms

chupa.co.jp screenshot

About Website

Visit chupa.co.jp now to see the best up-to-date Chupa content for Japan and also check out these interesting facts you probably never knew about chupa.co.jp

食品容器総合メーカーのエフピコチューパ株式会社

Visit chupa.co.jp

Key Findings

We analyzed Chupa.co.jp page load time and found that the first response time was 4.1 sec and then it took 9.9 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

chupa.co.jp performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

65/100

10%

LCP (Largest Contentful Paint)

Value8.2 s

2/100

25%

SI (Speed Index)

Value5.2 s

59/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.388

26/100

15%

TTI (Time to Interactive)

Value3.5 s

92/100

10%

Network Requests Diagram

chupa.co.jp

4081 ms

import.css

409 ms

jquery-1.8.3.min.js

1126 ms

jquery.easing.1.3.js

639 ms

jquery.bxslider.min.js

807 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 95% of them (42 requests) were addressed to the original Chupa.co.jp, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (4.4 sec) belongs to the original domain Chupa.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 295.8 kB (19%)

Content Size

1.5 MB

After Optimization

1.3 MB

In fact, the total size of Chupa.co.jp main page is 1.5 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. 15% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 12.0 kB

  • Original 15.4 kB
  • After minification 11.7 kB
  • After compression 3.4 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 3.8 kB, which is 24% 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 12.0 kB or 78% of the original size.

Image Optimization

-13%

Potential reduce by 175.4 kB

  • Original 1.4 MB
  • After minification 1.2 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. Obviously, Chupa needs image optimization as it can save up to 175.4 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-59%

Potential reduce by 80.1 kB

  • Original 136.7 kB
  • After minification 131.9 kB
  • After compression 56.6 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 80.1 kB or 59% of the original size.

CSS Optimization

-81%

Potential reduce by 28.3 kB

  • Original 34.8 kB
  • After minification 28.7 kB
  • After compression 6.5 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. Chupa.co.jp needs all CSS files to be minified and compressed as it can save up to 28.3 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (16%)

Requests Now

43

After Optimization

36

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chupa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

chupa.co.jp accessibility score

97

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

chupa.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

High

Page has valid source maps

SEO Factors

chupa.co.jp SEO score

87

Search Engine Optimization Advices

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 doesn't use 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 Chupa.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 Chupa.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

Open Graph data is detected on the main page of PARSED_DOMAIN, but there is no image specified in description. It would be a good idea for the website admin to select a nice image that can properly represent the website in Open Graph data, otherwise the first found image will be taken for this purpose and social media information block will look like this: