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opas.jp screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 91% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

opas.jp

OPAS オーパス・スポーツ情報システム

Page Load Speed

6.4 sec in total

First Response

666 ms

Resources Loaded

5.1 sec

Page Rendered

681 ms

opas.jp screenshot

About Website

Click here to check amazing OPAS content for Japan. Otherwise, check out these important facts you probably never knew about opas.jp

大阪府自治体のスポーツ施設が予約できるWEBサービス・OPASのサイトです。

Visit opas.jp

Key Findings

We analyzed Opas.jp page load time and found that the first response time was 666 ms and then it took 5.7 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

opas.jp performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.0 s

1/100

10%

LCP (Largest Contentful Paint)

Value20.0 s

0/100

25%

SI (Speed Index)

Value15.0 s

1/100

10%

TBT (Total Blocking Time)

Value1,170 ms

21/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value19.8 s

2/100

10%

Network Requests Diagram

opas.jp

666 ms

www.opas.jp

518 ms

www.opas.jp

834 ms

public.css

328 ms

public.js

1482 ms

Our browser made a total of 194 requests to load all elements on the main page. We found that 28% of them (55 requests) were addressed to the original Opas.jp, 49% (96 requests) were made to Maps.googleapis.com and 6% (12 requests) were made to Gstatic.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Opas.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 424.6 kB (13%)

Content Size

3.2 MB

After Optimization

2.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Opas.jp main page is 3.2 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 18.5 kB

  • Original 24.8 kB
  • After minification 23.9 kB
  • After compression 6.3 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. 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 18.5 kB or 75% of the original size.

Image Optimization

-8%

Potential reduce by 149.4 kB

  • Original 1.8 MB
  • After minification 1.7 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. OPAS images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 166.0 kB

  • Original 1.2 MB
  • After minification 1.2 MB
  • After compression 1.0 MB

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 166.0 kB or 14% of the original size.

CSS Optimization

-77%

Potential reduce by 90.6 kB

  • Original 117.9 kB
  • After minification 104.3 kB
  • After compression 27.3 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. Opas.jp needs all CSS files to be minified and compressed as it can save up to 90.6 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 86 (46%)

Requests Now

187

After Optimization

101

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 187 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OPAS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 47 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

opas.jp

opas.jp

666 ms

www.opas.jp

www.opas.jp

518 ms

www.opas.jp

www.opas.jp

834 ms

public.css

public.css

328 ms

public.js

public.js

1482 ms

js

js

48 ms

common.css

common.css

494 ms

common_pc.css

common_pc.css

661 ms

common_smp.css

common_smp.css

662 ms

TOP_style_pc.css

TOP_style_pc.css

821 ms

TOP_style_smp.css

TOP_style_smp.css

827 ms

top_header_pc.css

top_header_pc.css

826 ms

top_header_smp.css

top_header_smp.css

825 ms

widgets.js

widgets.js

17 ms

jquery-3.2.1.min.js

jquery-3.2.1.min.js

833 ms

count.js

count.js

825 ms

infiniteslide.js

infiniteslide.js

830 ms

overlay.js

overlay.js

829 ms

smoothscroll.js

smoothscroll.js

831 ms

TOP_opas_logo.jpg

TOP_opas_logo.jpg

175 ms

btn_TOP_areaselect.png

btn_TOP_areaselect.png

177 ms

TOP_mainmenu01.png

TOP_mainmenu01.png

176 ms

TOP_mainmenu02.png

TOP_mainmenu02.png

177 ms

TOP_mainmenu03.png

TOP_mainmenu03.png

174 ms

TOP_mainmenu04.png

TOP_mainmenu04.png

175 ms

TOP3_bg.jpg

TOP3_bg.jpg

329 ms

TOP3_bg2.jpg

TOP3_bg2.jpg

1213 ms

btn_aboutOPAS.png

btn_aboutOPAS.png

342 ms

TOPabout01_bg.png

TOPabout01_bg.png

341 ms

TOPabout02_bg.png

TOPabout02_bg.png

340 ms

TOPabout03_bg.png

TOPabout03_bg.png

340 ms

TOP3_about_img.png

TOP3_about_img.png

707 ms

TOP_bg_green.jpg

TOP_bg_green.jpg

561 ms

TOP_OPAStwitter_title.png

TOP_OPAStwitter_title.png

562 ms

step01.jpg

step01.jpg

562 ms

step_next.jpg

step_next.jpg

561 ms

step02.jpg

step02.jpg

730 ms

step03.jpg

step03.jpg

730 ms

step04.jpg

step04.jpg

730 ms

TOP_smp_touroku_no01.png

TOP_smp_touroku_no01.png

728 ms

TOP_touroku_no01_img.png

TOP_touroku_no01_img.png

862 ms

TOP_smp_touroku_no02.png

TOP_smp_touroku_no02.png

890 ms

TOP_touroku_no02_img.png

TOP_touroku_no02_img.png

890 ms

TOP_smp_touroku_no03.png

TOP_smp_touroku_no03.png

902 ms

TOP_touroku_no03_img.png

TOP_touroku_no03_img.png

1231 ms

TOP_smp_touroku_no04.png

TOP_smp_touroku_no04.png

1024 ms

TOP_touroku_no04_img.png

TOP_touroku_no04_img.png

1051 ms

footer_logo.png

footer_logo.png

1053 ms

embed

embed

251 ms

btn_retunTOP.png

btn_retunTOP.png

979 ms

bg01.gif

bg01.gif

1113 ms

btn_system.png

btn_system.png

1316 ms

btn_shisetsulist.png

btn_shisetsulist.png

1316 ms

btn_shisetsulist2.png

btn_shisetsulist2.png

1155 ms

icon_Q.png

icon_Q.png

1278 ms

icon_A.png

icon_A.png

1315 ms

js

js

80 ms

analytics.js

analytics.js

76 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

93 ms

btn_FAQmore.png

btn_FAQmore.png

1221 ms

collect

collect

31 ms

settings

settings

80 ms

collect

collect

25 ms

rs=ABjfnFXSmyqPjJraysgRNY4xNqe38lIuGw

rs=ABjfnFXSmyqPjJraysgRNY4xNqe38lIuGw

39 ms

css

css

56 ms

js

js

68 ms

m=gmeviewer_base

m=gmeviewer_base

46 ms

timeline.e108540dddc96e4b707f5cf259a582d7.js

timeline.e108540dddc96e4b707f5cf259a582d7.js

5 ms

infoopas

infoopas

191 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

175 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

176 ms

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

183 ms

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

192 ms

gen_204

gen_204

166 ms

lazy.min.js

lazy.min.js

109 ms

m=ws9Tlc

m=ws9Tlc

85 ms

common.js

common.js

119 ms

util.js

util.js

116 ms

map.js

map.js

110 ms

overlay.js

overlay.js

104 ms

1589-gym_4x.png&highlight=ff000000,FF5252&scale=2.0

1589-gym_4x.png&highlight=ff000000,FF5252&scale=2.0

141 ms

marker.js

marker.js

102 ms

geocoder.js

geocoder.js

62 ms

controls.js

controls.js

72 ms

places_impl.js

places_impl.js

101 ms

1707-tennis_4x.png&highlight=ff000000,0F9D58&scale=2.0

1707-tennis_4x.png&highlight=ff000000,0F9D58&scale=2.0

164 ms

1519-baseball_4x.png&highlight=ff000000,0288D1&scale=2.0

1519-baseball_4x.png&highlight=ff000000,0288D1&scale=2.0

165 ms

1680-running-pedestrian_4x.png&highlight=ff000000,F57C00&scale=2.0

1680-running-pedestrian_4x.png&highlight=ff000000,F57C00&scale=2.0

173 ms

selection_2x-000.png

selection_2x-000.png

38 ms

gen204

gen204

57 ms

info-000.png

info-000.png

33 ms

gm-close000.png

gm-close000.png

33 ms

polyfills-3b821eda8863adcc4a4b.js

polyfills-3b821eda8863adcc4a4b.js

25 ms

runtime-a697c5a1ae32bd7e4d42.js

runtime-a697c5a1ae32bd7e4d42.js

45 ms

modules.20f98d7498a59035a762.js

modules.20f98d7498a59035a762.js

52 ms

main-fd9ef5eb169057cda26d.js

main-fd9ef5eb169057cda26d.js

55 ms

_app-88bf420a57d49e33be53.js

_app-88bf420a57d49e33be53.js

52 ms

%5BscreenName%5D-c33f0b02841cffc3e9b4.js

%5BscreenName%5D-c33f0b02841cffc3e9b4.js

51 ms

_buildManifest.js

_buildManifest.js

50 ms

_ssgManifest.js

_ssgManifest.js

55 ms

openhand_8_8.cur

openhand_8_8.cur

67 ms

ViewportInfoService.GetViewportInfo

ViewportInfoService.GetViewportInfo

68 ms

onion.js

onion.js

13 ms

AuthenticationService.Authenticate

AuthenticationService.Authenticate

14 ms

vt

vt

20 ms

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15 ms

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20 ms

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47 ms

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57 ms

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61 ms

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62 ms

QuotaService.RecordEvent

QuotaService.RecordEvent

56 ms

vt

vt

82 ms

vt

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37 ms

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38 ms

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46 ms

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57 ms

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22 ms

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14 ms

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15 ms

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15 ms

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14 ms

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15 ms

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14 ms

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16 ms

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16 ms

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21 ms

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31 ms

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43 ms

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21 ms

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28 ms

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14 ms

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13 ms

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23 ms

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15 ms

ViewportInfoService.GetViewportInfo

ViewportInfoService.GetViewportInfo

57 ms

vt

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22 ms

vt

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35 ms

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35 ms

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34 ms

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17 ms

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23 ms

TOP_print.css

TOP_print.css

214 ms

vt

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19 ms

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16 ms

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18 ms

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22 ms

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16 ms

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18 ms

viewer-icons001.png

viewer-icons001.png

73 ms

star4.png

star4.png

109 ms

MyMaps_Icons003.png

MyMaps_Icons003.png

37 ms

mymaps_32.png

mymaps_32.png

38 ms

v1_4593b7d7.png

v1_4593b7d7.png

38 ms

google-my-maps-logo-small-001.png

google-my-maps-logo-small-001.png

36 ms

Accessibility Review

opas.jp accessibility score

97

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

opas.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

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

opas.jp 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 Opas.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 Opas.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

opas.jp

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