Report Summary

  • 63

    Performance

    Renders faster than
    77% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 46% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

koji-atelier.co.jp

KOJI ATELIER -コージアトリエ- -

Page Load Speed

13.4 sec in total

First Response

1.2 sec

Resources Loaded

11.4 sec

Page Rendered

880 ms

koji-atelier.co.jp screenshot

About Website

Visit koji-atelier.co.jp now to see the best up-to-date KOJI ATELIER content and also check out these interesting facts you probably never knew about koji-atelier.co.jp

渡辺弘二、陽子がお贈りする日本で希少なオートクチュールサロンKOJI ATELIER(コージアトリエ)公式サイト。スティル(既成服)の他、スーツ、ドレスオーダー、小物などをお取扱いし、ライフスタイルに合わせた装いをご提案いたします。

Visit koji-atelier.co.jp

Key Findings

We analyzed Koji-atelier.co.jp page load time and found that the first response time was 1.2 sec and then it took 12.3 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

koji-atelier.co.jp performance score

63

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value6.2 s

43/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value4.2 s

85/100

10%

Network Requests Diagram

www.koji-atelier.co.jp

1181 ms

style.css

949 ms

common.css

407 ms

reset.css

378 ms

respond.src.js

596 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 89% of them (16 requests) were addressed to the original Koji-atelier.co.jp, 11% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (5.2 sec) belongs to the original domain Koji-atelier.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 140.8 kB (32%)

Content Size

437.7 kB

After Optimization

296.9 kB

In fact, the total size of Koji-atelier.co.jp main page is 437.7 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. Only 10% of websites need less resources to load. Images take 258.9 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 4.9 kB

  • Original 7.1 kB
  • After minification 6.5 kB
  • After compression 2.2 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 4.9 kB or 69% of the original size.

Image Optimization

-9%

Potential reduce by 22.9 kB

  • Original 258.9 kB
  • After minification 236.0 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. KOJI ATELIER images are well optimized though.

JavaScript Optimization

-56%

Potential reduce by 66.6 kB

  • Original 118.5 kB
  • After minification 114.5 kB
  • After compression 51.8 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 66.6 kB or 56% of the original size.

CSS Optimization

-87%

Potential reduce by 46.4 kB

  • Original 53.3 kB
  • After minification 33.5 kB
  • After compression 6.9 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. Koji-atelier.co.jp needs all CSS files to be minified and compressed as it can save up to 46.4 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (18%)

Requests Now

17

After Optimization

14

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KOJI ATELIER. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

koji-atelier.co.jp accessibility score

78

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

Image elements do not have [alt] attributes

Best Practices

koji-atelier.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

koji-atelier.co.jp SEO score

71

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

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 Koji-atelier.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 Koji-atelier.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 description is not detected on the main page of KOJI ATELIER. 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: