Tools & Wizards About Us
jhdac.org screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

jhdac.org

Japan Hair Donation ＆ Charity【ジャーダック JHD&C】

Page Load Speed

5.3 sec in total

First Response

496 ms

Resources Loaded

4.3 sec

Page Rendered

595 ms

jhdac.org screenshot

About Website

Click here to check amazing JHD Ac content for Japan. Otherwise, check out these important facts you probably never knew about jhdac.org

Japan Hair Donation & Charity（通称：JHD&C,ジャーダック）は、寄付された髪だけで作ったメディカル・ウィッグを頭髪に悩みを抱える18歳以下の子どもたちに無償提供している日本初のNPO法人です。

Visit jhdac.org

Key Findings

We analyzed Jhdac.org page load time and found that the first response time was 496 ms and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

jhdac.org performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value8.1 s

20/100

10%

TBT (Total Blocking Time)

Value490 ms

59/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.4 s

49/100

10%

Network Requests Diagram

jhdac.org

496 ms

jhdac.org

595 ms

www.jhdac.org

1049 ms

gtm.js

61 ms

common_cwv.css

439 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 Jhdac.org, 2% (1 request) were made to Googletagmanager.com and 2% (1 request) were made to . The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Jhdac.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 250.0 kB (75%)

Content Size

332.8 kB

After Optimization

82.9 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Jhdac.org main page is 332.8 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. 40% of websites need less resources to load. Javascripts take 150.0 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 62.0 kB

  • Original 86.4 kB
  • After minification 83.9 kB
  • After compression 24.4 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. 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 62.0 kB or 72% of the original size.

JavaScript Optimization

-72%

Potential reduce by 108.4 kB

  • Original 150.0 kB
  • After minification 150.0 kB
  • After compression 41.6 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 108.4 kB or 72% of the original size.

CSS Optimization

-83%

Potential reduce by 79.6 kB

  • Original 96.5 kB
  • After minification 76.5 kB
  • After compression 16.9 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. Jhdac.org needs all CSS files to be minified and compressed as it can save up to 79.6 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (23%)

Requests Now

40

After Optimization

31

  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JHD Ac. 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 JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jhdac.org

jhdac.org

496 ms

jhdac.org

jhdac.org

595 ms

www.jhdac.org

www.jhdac.org

1049 ms

gtm.js

gtm.js

61 ms

common_cwv.css

common_cwv.css

439 ms

top_cwv.css

top_cwv.css

444 ms

swiper-bundle.min.css

swiper-bundle.min.css

593 ms

common.js

common.js

449 ms

swiper-bundle.min.js

swiper-bundle.min.js

880 ms

lazy_file.js

lazy_file.js

451 ms

icon_sns_facebook.svg

icon_sns_facebook.svg

148 ms

icon_sns_instagram.svg

icon_sns_instagram.svg

147 ms

icon_sns_youtube.svg

icon_sns_youtube.svg

151 ms

icon_sns_x.svg

icon_sns_x.svg

149 ms

main_copy_01.svg

main_copy_01.svg

293 ms

image_23x31.gif

image_23x31.gif

291 ms

image_16x9.gif

image_16x9.gif

292 ms

main_copy_02.svg

main_copy_02.svg

294 ms

main_copy_03.svg

main_copy_03.svg

444 ms

main_copy_04.svg

main_copy_04.svg

420 ms

icon_twinkle.svg

icon_twinkle.svg

437 ms

icon_duck.svg

icon_duck.svg

438 ms

image_blue_01.svg

image_blue_01.svg

440 ms

image_performance_01.svg

image_performance_01.svg

441 ms

hair_q_image.svg

hair_q_image.svg

572 ms

hair_image.svg

hair_image.svg

724 ms

salon_image.webp

salon_image.webp

582 ms

jhdac_logo.svg

jhdac_logo.svg

586 ms

image_2x1.gif

image_2x1.gif

588 ms

charity-img01.webp

charity-img01.webp

591 ms

charity-img04_new.webp

charity-img04_new.webp

727 ms

charity-img02.webp

charity-img02.webp

728 ms

charity-img05.webp

charity-img05.webp

733 ms

charity-img06.webp

charity-img06.webp

1025 ms

charity-img08.webp

charity-img08.webp

740 ms

socialpanel_01.webp

socialpanel_01.webp

1155 ms

socialpanel_aitomoni_new.webp

socialpanel_aitomoni_new.webp

879 ms

socialpanel_03_new.webp

socialpanel_03_new.webp

1016 ms

issue_image.webp

issue_image.webp

880 ms

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

0 ms

common.css

common.css

147 ms

top.css

top.css

147 ms

size_m.css

size_m.css

148 ms

bg_color_white.css

bg_color_white.css

147 ms

Accessibility Review

jhdac.org accessibility score

98

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

jhdac.org best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Page has valid source maps

SEO Factors

jhdac.org SEO score

100

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 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 Jhdac.org 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 Jhdac.org 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

jhdac.org

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