Tools & Wizards About Us
shirt.co.jp screenshot

Report Summary

  • 7

    Performance

    Renders faster than
    22% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

shirt.co.jp

メーカーズシャツ鎌倉 - MAKER'S SHIRT KAMAKURA

Page Load Speed

6.7 sec in total

First Response

498 ms

Resources Loaded

5.8 sec

Page Rendered

386 ms

shirt.co.jp screenshot

About Website

Welcome to shirt.co.jp homepage info - get ready to check SHIRT best content for Japan right away, or after learning these important things about shirt.co.jp

鎌倉シャツでは、正しいビジネスシーンの着こなしをお手伝いしています。日本では「正しい着こなし」を教えてくれる機会がほとんどありませんが、相手は服装を見ていることが多いのです。颯爽とした服を着て振る舞えば、きっと、説得力が高まります。

Visit shirt.co.jp

Key Findings

We analyzed Shirt.co.jp page load time and found that the first response time was 498 ms and then it took 6.2 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

shirt.co.jp performance score

7

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value14.5 s

0/100

25%

SI (Speed Index)

Value20.2 s

0/100

10%

TBT (Total Blocking Time)

Value4,140 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.265

46/100

15%

TTI (Time to Interactive)

Value105.7 s

0/100

10%

Network Requests Diagram

shirt.co.jp

498 ms

www.shirt.co.jp

1409 ms

normalize.css

480 ms

font.css

513 ms

common0308.css

685 ms

Our browser made a total of 102 requests to load all elements on the main page. We found that 49% of them (50 requests) were addressed to the original Shirt.co.jp, 35% (36 requests) were made to Use.typekit.net and 5% (5 requests) were made to . The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Shirt.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 474.7 kB (10%)

Content Size

4.7 MB

After Optimization

4.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Shirt.co.jp main page is 4.7 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. Only a small number of websites need less resources to load. Images take 3.4 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 19.7 kB

  • Original 25.4 kB
  • After minification 18.5 kB
  • After compression 5.8 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 6.9 kB, which is 27% 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 19.7 kB or 77% of the original size.

Image Optimization

-1%

Potential reduce by 27.7 kB

  • Original 3.4 MB
  • After minification 3.4 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. SHIRT images are well optimized though.

JavaScript Optimization

-31%

Potential reduce by 361.1 kB

  • Original 1.2 MB
  • After minification 1.1 MB
  • After compression 800.7 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 361.1 kB or 31% of the original size.

CSS Optimization

-85%

Potential reduce by 66.1 kB

  • Original 78.0 kB
  • After minification 56.7 kB
  • After compression 11.9 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. Shirt.co.jp needs all CSS files to be minified and compressed as it can save up to 66.1 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (63%)

Requests Now

56

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SHIRT. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

shirt.co.jp

shirt.co.jp

498 ms

www.shirt.co.jp

www.shirt.co.jp

1409 ms

normalize.css

normalize.css

480 ms

font.css

font.css

513 ms

common0308.css

common0308.css

685 ms

slick_test2022.css

slick_test2022.css

515 ms

slick-theme_test2022.css

slick-theme_test2022.css

526 ms

shadowbox.css

shadowbox.css

528 ms

index02.css

index02.css

651 ms

jquery-2.1.1.min.js

jquery-2.1.1.min.js

1023 ms

TweenMax.min.js

TweenMax.min.js

1199 ms

CustomEase.js

CustomEase.js

701 ms

jquery.gsap.min.js

jquery.gsap.min.js

704 ms

smart-crossfade.js

smart-crossfade.js

821 ms

common.js

common.js

856 ms

EaselPlugin.min.js

EaselPlugin.min.js

877 ms

SplitText.min.js

SplitText.min.js

880 ms

modernizr.js

modernizr.js

992 ms

shadowbox.js

shadowbox.js

1223 ms

jquery.superscrollorama.js

jquery.superscrollorama.js

1053 ms

easeljs-0.7.1.min.js

easeljs-0.7.1.min.js

1407 ms

preloadjs-0.4.1.min.js

preloadjs-0.4.1.min.js

1163 ms

index.js

index.js

1193 ms

jsapi.js

jsapi.js

1336 ms

slick.min.js

slick.min.js

1201 ms

jquery.sticky_test2022.js

jquery.sticky_test2022.js

1110 ms

breakpoints.js

breakpoints.js

1109 ms

instagram_style.css

instagram_style.css

1143 ms

index_test2024.css

index_test2024.css

1246 ms

fuy2hqe.css

fuy2hqe.css

154 ms

instagram_common.js

instagram_common.js

1281 ms

instagram_common_l.js

instagram_common_l.js

1281 ms

index_test2022.js

index_test2022.js

1318 ms

igniter.js

igniter.js

42 ms

p.css

p.css

22 ms

fvn3pvc.js

fvn3pvc.js

180 ms

rogo_w.png

rogo_w.png

174 ms

icon.png

icon.png

173 ms

mark01_black.png

mark01_black.png

178 ms

mark02_black.png

mark02_black.png

173 ms

mark03_black.png

mark03_black.png

174 ms

main_img.jpg

main_img.jpg

2574 ms

main_img_sp.jpg

main_img_sp.jpg

2575 ms

message_img.jpg

message_img.jpg

641 ms

c1_txt01.svg

c1_txt01.svg

524 ms

k_img.jpg

k_img.jpg

2572 ms

mark01.png

mark01.png

525 ms

mark02.png

mark02.png

642 ms

mark03.png

mark03.png

689 ms

arrow03.svg

arrow03.svg

704 ms

arrow03_2.svg

arrow03_2.svg

703 ms

arrow01.svg

arrow01.svg

699 ms

footer_bg000.jpg

footer_bg000.jpg

1014 ms

d

d

84 ms

d

d

101 ms

d

d

95 ms

ga.js

ga.js

87 ms

hbn_track.js

hbn_track.js

65 ms

426 ms

426 ms

undefined

undefined

930 ms

__utm.gif

__utm.gif

16 ms

runtime.js

runtime.js

17 ms

collect

collect

366 ms

p.gif

p.gif

260 ms

m

m

133 ms

m

m

187 ms

m

m

225 ms

m

m

412 ms

m

m

273 ms

m

m

415 ms

ga-audiences

ga-audiences

204 ms

0EwnwEATX4GfAAAAAAAAAAKAAAAAQAAAAAIAAQAAAEAADEBCAAEAHgBY2BgYGKQY2BmYGThZGAEshmgbCYw2wEABjMAigAAeAFjYGbACwAAfQAE

0EwnwEATX4GfAAAAAAAAAAKAAAAAQAAAAAIAAQAAAEAADEBCAAEAHgBY2BgYGKQY2BmYGThZGAEshmgbCYw2wEABjMAigAAeAFjYGbACwAAfQAE

55 ms

m

m

25 ms

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148 ms

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146 ms

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147 ms

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m

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327 ms

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307 ms

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305 ms

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308 ms

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308 ms

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307 ms

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307 ms

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309 ms

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309 ms

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320 ms

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363 ms

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310 ms

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318 ms

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321 ms

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322 ms

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318 ms

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323 ms

nguOC14LPgsOCt4JvgL9+6ICMgJSAyIEAgUCBUAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

nguOC14LPgsOCt4JvgL9+6ICMgJSAyIEAgUCBUAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

15 ms

Gb7+OC34LTgsuCv4KzgmuAu37kgIyAlIDIgQCBQIFQAAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA

Gb7+OC34LTgsuCv4KzgmuAu37kgIyAlIDIgQCBQIFQAAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA

13 ms

v54LjgteCz4LDgreCc4DbfwiAjICUgMiBAIFAgVAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

v54LjgteCz4LDgreCc4DbfwiAjICUgMiBAIFAgVAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

11 ms

jgt+C04LLgr+Cs4JrgLt+5ICMgJSAyIEAgUCBUAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

jgt+C04LLgr+Cs4JrgLt+5ICMgJSAyIEAgUCBUAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

7 ms

Accessibility Review

shirt.co.jp accessibility score

84

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

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

shirt.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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

shirt.co.jp SEO score

85

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

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 Shirt.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 Shirt.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

shirt.co.jp

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