Tools & Wizards About Us
jvma.or.jp screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

jvma.or.jp

日本自動販売システム機械工業会

Page Load Speed

4.5 sec in total

First Response

605 ms

Resources Loaded

3.8 sec

Page Rendered

141 ms

jvma.or.jp screenshot

About Website

Visit jvma.or.jp now to see the best up-to-date Jvma content for Japan and also check out these interesting facts you probably never knew about jvma.or.jp

日本自動販売システム機械工業会のホームページです。

Visit jvma.or.jp

Key Findings

We analyzed Jvma.or.jp page load time and found that the first response time was 605 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

jvma.or.jp performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

17/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value9.5 s

12/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.357

30/100

15%

TTI (Time to Interactive)

Value7.4 s

48/100

10%

Network Requests Diagram

jvma.or.jp

605 ms

default.css

200 ms

common.css

329 ms

index.css

340 ms

jquery.js

846 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 97% of them (70 requests) were addressed to the original Jvma.or.jp, 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Jvma.or.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 151.5 kB (23%)

Content Size

657.2 kB

After Optimization

505.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jvma.or.jp main page is 657.2 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. 25% of websites need less resources to load. Images take 479.0 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 11.5 kB

  • Original 15.0 kB
  • After minification 11.9 kB
  • After compression 3.4 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. This page needs HTML code to be minified as it can gain 3.0 kB, which is 20% 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 11.5 kB or 77% of the original size.

Image Optimization

-9%

Potential reduce by 41.4 kB

  • Original 479.0 kB
  • After minification 437.6 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. Jvma images are well optimized though.

JavaScript Optimization

-59%

Potential reduce by 88.6 kB

  • Original 150.0 kB
  • After minification 139.5 kB
  • After compression 61.4 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 88.6 kB or 59% of the original size.

CSS Optimization

-75%

Potential reduce by 9.9 kB

  • Original 13.3 kB
  • After minification 11.3 kB
  • After compression 3.4 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. Jvma.or.jp needs all CSS files to be minified and compressed as it can save up to 9.9 kB or 75% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (7%)

Requests Now

71

After Optimization

66

  • Images
  • JavaScript
  • CSS

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jvma. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

jvma.or.jp

jvma.or.jp

605 ms

default.css

default.css

200 ms

common.css

common.css

329 ms

index.css

index.css

340 ms

jquery.js

jquery.js

846 ms

rollover.js

rollover.js

355 ms

common.js

common.js

363 ms

top_slider.js

top_slider.js

590 ms

scrollbar.js

scrollbar.js

489 ms

analytics.js

analytics.js

35 ms

logo.png

logo.png

203 ms

bn_facebook.png

bn_facebook.png

188 ms

li_bg.gif

li_bg.gif

176 ms

icon_01.png

icon_01.png

164 ms

head_nav01.png

head_nav01.png

170 ms

icon_02.png

icon_02.png

178 ms

head_nav02.png

head_nav02.png

329 ms

head_nav03.png

head_nav03.png

339 ms

mb_ic.png

mb_ic.png

350 ms

li_first_over_bg.png

li_first_over_bg.png

354 ms

gnavi_01.png

gnavi_01.png

368 ms

gnavi_bg.gif

gnavi_bg.gif

399 ms

gnavi_02.png

gnavi_02.png

492 ms

gnavi02_sub01.png

gnavi02_sub01.png

506 ms

gnavi02_sub02.png

gnavi02_sub02.png

532 ms

gnavi02_sub03.png

gnavi02_sub03.png

529 ms

gnavi02_sub04.png

gnavi02_sub04.png

549 ms

gnavi02_sub05.png

gnavi02_sub05.png

597 ms

gnavi_03.png

gnavi_03.png

657 ms

gnavi03_sub01.png

gnavi03_sub01.png

674 ms

gnavi03_sub02.png

gnavi03_sub02.png

707 ms

gnavi03_sub03.png

gnavi03_sub03.png

706 ms

gnavi03_sub04.png

gnavi03_sub04.png

728 ms

gnavi03_sub05.png

gnavi03_sub05.png

794 ms

gnavi03_sub06.png

gnavi03_sub06.png

819 ms

gnavi03_sub07.png

gnavi03_sub07.png

842 ms

gnavi_04.png

gnavi_04.png

891 ms

gnavi_05.png

gnavi_05.png

889 ms

gnavi05_sub01.png

gnavi05_sub01.png

910 ms

gnavi05_sub02.png

gnavi05_sub02.png

992 ms

gnavi05_sub03.png

gnavi05_sub03.png

980 ms

gnavi05_sub04.png

gnavi05_sub04.png

1010 ms

gnavi05_sub05.png

gnavi05_sub05.png

1065 ms

li_last_bg.png

li_last_bg.png

1063 ms

gnavi_06.png

gnavi_06.png

1093 ms

gnavi06_sub01.png

gnavi06_sub01.png

1143 ms

collect

collect

13 ms

gnavi06_sub02.png

gnavi06_sub02.png

1039 ms

gnavi06_sub03.png

gnavi06_sub03.png

1014 ms

gnavi06_sub04.png

gnavi06_sub04.png

1082 ms

gnavi06_sub05.png

gnavi06_sub05.png

1069 ms

main_bg.png

main_bg.png

1089 ms

main_img01.jpg

main_img01.jpg

1998 ms

main_img02.jpg

main_img02.jpg

1937 ms

main_bn01.jpg

main_bn01.jpg

1064 ms

main_bn02.jpg

main_bn02.jpg

1249 ms

info_bot_bg.png

info_bot_bg.png

1104 ms

info_top_bg.png

info_top_bg.png

1090 ms

info_cont_bg.png

info_cont_bg.png

1205 ms

info_tit_bg.gif

info_tit_bg.gif

1146 ms

info_tit.gif

info_tit.gif

1124 ms

track.jpg

track.jpg

1244 ms

info_list_bg.gif

info_list_bg.gif

1270 ms

bnr_01.jpg

bnr_01.jpg

1254 ms

bnr_02.jpg

bnr_02.jpg

1220 ms

footer_logo.png

footer_logo.png

1297 ms

footer_txt.png

footer_txt.png

1330 ms

footer_btn.png

footer_btn.png

1271 ms

copyright.png

copyright.png

1293 ms

pagetop_bg.png

pagetop_bg.png

1401 ms

pagetop.png

pagetop.png

1355 ms

pager_off.png

pager_off.png

1366 ms

Accessibility Review

jvma.or.jp accessibility score

84

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

Links do not have a discernible name

Best Practices

jvma.or.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

jvma.or.jp SEO score

83

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

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 doesn't use legible font sizes

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jvma.or.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Jvma.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

jvma.or.jp

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