Tools & Wizards About Us
jlma.or.jp screenshot

Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

jlma.or.jp

JLMA 一般社団法人日本照明工業会

Page Load Speed

5.6 sec in total

First Response

541 ms

Resources Loaded

4.6 sec

Page Rendered

394 ms

jlma.or.jp screenshot

About Website

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

一般社団法人日本照明工業会（JLMA）は、照明器具や電球・光源類に関する規格・基準の作成や統計調査、技術動向調査などを通じて、省エネ（地球温暖化防止）や製品安全の向上、環境改善に貢献します。

Visit jlma.or.jp

Key Findings

We analyzed Jlma.or.jp page load time and found that the first response time was 541 ms and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

jlma.or.jp performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value15.9 s

0/100

25%

SI (Speed Index)

Value13.2 s

2/100

10%

TBT (Total Blocking Time)

Value810 ms

36/100

30%

CLS (Cumulative Layout Shift)

Value0.097

90/100

15%

TTI (Time to Interactive)

Value16.4 s

5/100

10%

Network Requests Diagram

jlma.or.jp

541 ms

www.jlma.or.jp

1023 ms

res_import.css

164 ms

res_import_media.css

326 ms

jquery-1.11.0.js

1455 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 83% of them (48 requests) were addressed to the original Jlma.or.jp, 9% (5 requests) were made to Google.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Jlma.or.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 910.5 kB (56%)

Content Size

1.6 MB

After Optimization

728.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jlma.or.jp main page is 1.6 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. 50% of websites need less resources to load. Javascripts take 716.6 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 56.0 kB

  • Original 73.4 kB
  • After minification 68.0 kB
  • After compression 17.4 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 56.0 kB or 76% of the original size.

Image Optimization

-34%

Potential reduce by 227.8 kB

  • Original 668.8 kB
  • After minification 441.0 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. Obviously, JLMA needs image optimization as it can save up to 227.8 kB or 34% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-68%

Potential reduce by 486.7 kB

  • Original 716.6 kB
  • After minification 570.6 kB
  • After compression 229.9 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 486.7 kB or 68% of the original size.

CSS Optimization

-78%

Potential reduce by 139.9 kB

  • Original 179.9 kB
  • After minification 153.2 kB
  • After compression 40.0 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. Jlma.or.jp needs all CSS files to be minified and compressed as it can save up to 139.9 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (49%)

Requests Now

55

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JLMA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jlma.or.jp

jlma.or.jp

541 ms

www.jlma.or.jp

www.jlma.or.jp

1023 ms

res_import.css

res_import.css

164 ms

res_import_media.css

res_import_media.css

326 ms

jquery-1.11.0.js

jquery-1.11.0.js

1455 ms

jquery.heightLine.js

jquery.heightLine.js

507 ms

pulldown_source.js

pulldown_source.js

512 ms

jquery.cookie.js

jquery.cookie.js

543 ms

menubar.js

menubar.js

547 ms

commonR.js

commonR.js

561 ms

ios-orientationchange-fix.js

ios-orientationchange-fix.js

674 ms

ga.js

ga.js

679 ms

bootstrap.css

bootstrap.css

894 ms

bootstrap.js

bootstrap.js

903 ms

topR.js

topR.js

744 ms

top.css

top.css

841 ms

slider.js

slider.js

846 ms

imp_res_gridbase.css

imp_res_gridbase.css

766 ms

imp_res_base.css

imp_res_base.css

844 ms

imp_res_elements.css

imp_res_elements.css

1018 ms

imp_res_general.css

imp_res_general.css

1085 ms

imp_res_gheader_gfooter.css

imp_res_gheader_gfooter.css

921 ms

font-awesome.min.css

font-awesome.min.css

1131 ms

grid-responsive.css

grid-responsive.css

1188 ms

analytics.js

analytics.js

246 ms

js

js

222 ms

top_logoR.jpg

top_logoR.jpg

216 ms

btn_menu.jpg

btn_menu.jpg

216 ms

maintitle.png

maintitle.png

437 ms

main_ban07.jpg

main_ban07.jpg

576 ms

main_ban04.jpg

main_ban04.jpg

710 ms

main_ban06.jpg

main_ban06.jpg

503 ms

main_ban03.jpg

main_ban03.jpg

437 ms

cir_o.gif

cir_o.gif

436 ms

cir_w.gif

cir_w.gif

583 ms

top_bnr_SK_sm.png

top_bnr_SK_sm.png

1132 ms

top_bnr_SK.png

top_bnr_SK.png

725 ms

logo.png

logo.png

669 ms

sho_ene_bnr-1.jpg

sho_ene_bnr-1.jpg

1129 ms

dekokatu2.jpg

dekokatu2.jpg

766 ms

dekokatu.jpg

dekokatu.jpg

835 ms

banner_02.jpg

banner_02.jpg

877 ms

ban_ontairen.jpg

ban_ontairen.jpg

888 ms

copyright.gif

copyright.gif

947 ms

cse.js

cse.js

199 ms

jlmaico.ttf

jlmaico.ttf

962 ms

jquery.heightLine.js

jquery.heightLine.js

879 ms

news_source.htm

news_source.htm

850 ms

bg_mi.jpg

bg_mi.jpg

1097 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1306 ms

collect

collect

18 ms

cse.js

cse.js

50 ms

cse_element__ja.js

cse_element__ja.js

11 ms

default+ja.css

default+ja.css

79 ms

default.css

default.css

82 ms

async-ads.js

async-ads.js

50 ms

branding.png

branding.png

51 ms

hm_bsan.gif

hm_bsan.gif

164 ms

Accessibility Review

jlma.or.jp accessibility score

74

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

Best Practices

jlma.or.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

jlma.or.jp SEO score

80

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

Links do not have descriptive text

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

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 Jlma.or.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 Jlma.or.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

jlma.or.jp

Open Graph description is not detected on the main page of JLMA. 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: