Tools & Wizards About Us

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

thecollection.co.jp

和装(色打掛、神社挙式)レンタル・貸衣装なら東京のザ・コレクション｜THE COLLECTION ザ・コレクション

Page Load Speed

7.1 sec in total

First Response

545 ms

Resources Loaded

6.1 sec

Page Rendered

401 ms

About Website

Welcome to thecollection.co.jp homepage info - get ready to check THE COLLECTION best content right away, or after learning these important things about thecollection.co.jp

東京で和装(色打掛・神社挙式)レンタル・貸衣装をお探しの方は、THE COLLECTIONへお越し下さい。全国発送致します。色打掛・白無垢をはじめとした和装・洋装結婚式の花嫁衣装のレンタル専門店です。神社挙式プラン・前撮りプランなど多彩なプランもご用意しております。

Visit thecollection.co.jp

Key Findings

We analyzed Thecollection.co.jp page load time and found that the first response time was 545 ms and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

thecollection.co.jp performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

10/100

10%

LCP (Largest Contentful Paint)

Value22.7 s

0/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.251

49/100

15%

TTI (Time to Interactive)

Value5.4 s

72/100

10%

Network Requests Diagram

thecollection.co.jp

545 ms

www.thecollection.co.jp

547 ms

www.thecollection.co.jp

948 ms

style.css

518 ms

jquery.fancybox.css

528 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 95% of them (57 requests) were addressed to the original Thecollection.co.jp, 3% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (3.1 sec) belongs to the original domain Thecollection.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 217.3 kB (4%)

Content Size

5.7 MB

After Optimization

5.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Thecollection.co.jp main page is 5.7 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. 35% of websites need less resources to load. Images take 5.5 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 20.0 kB

  • Original 25.3 kB
  • After minification 17.3 kB
  • After compression 5.3 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 8.0 kB, which is 32% 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 20.0 kB or 79% of the original size.

Image Optimization

-1%

Potential reduce by 80.6 kB

  • Original 5.5 MB
  • After minification 5.4 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. THE COLLECTION images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 90.4 kB

  • Original 158.8 kB
  • After minification 158.1 kB
  • After compression 68.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 90.4 kB or 57% of the original size.

CSS Optimization

-83%

Potential reduce by 26.2 kB

  • Original 31.5 kB
  • After minification 23.2 kB
  • After compression 5.3 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. Thecollection.co.jp needs all CSS files to be minified and compressed as it can save up to 26.2 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (26%)

Requests Now

57

After Optimization

42

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of THE COLLECTION. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

thecollection.co.jp accessibility score

43

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

thecollection.co.jp best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

thecollection.co.jp SEO score

77

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

High

robots.txt is not valid

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

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 Thecollection.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 Thecollection.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 THE COLLECTION. 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: