Tools & Wizards About Us
kyotoconcerthall.org screenshot

Report Summary

  • 6

    Performance

    Renders faster than
    21% of other websites

  • 44

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

kyotoconcerthall.org

京都コンサートホール KYOTO CONCERT HALL

Page Load Speed

11.2 sec in total

First Response

595 ms

Resources Loaded

10.3 sec

Page Rendered

322 ms

kyotoconcerthall.org screenshot

About Website

Click here to check amazing KYOTO CONCERT HALL content for Japan. Otherwise, check out these important facts you probably never knew about kyotoconcerthall.org

京都コンサートホールは、大ホールとアンサンブルホールムラタ（小ホール）の２つのホールを有する、京都最大級のコンサートホールであり京都市交響楽団の本拠です。

Visit kyotoconcerthall.org

Key Findings

We analyzed Kyotoconcerthall.org page load time and found that the first response time was 595 ms and then it took 10.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

kyotoconcerthall.org performance score

6

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value11.8 s

0/100

25%

SI (Speed Index)

Value17.1 s

0/100

10%

TBT (Total Blocking Time)

Value3,160 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.338

33/100

15%

TTI (Time to Interactive)

Value29.0 s

0/100

10%

Network Requests Diagram

kyotoconcerthall.org

595 ms

www.kyotoconcerthall.org

2195 ms

flexslider.css

378 ms

style_pc.css

1325 ms

style_sp.css

1334 ms

Our browser made a total of 114 requests to load all elements on the main page. We found that 61% of them (69 requests) were addressed to the original Kyotoconcerthall.org, 17% (19 requests) were made to Static.xx.fbcdn.net and 5% (6 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (5.2 sec) belongs to the original domain Kyotoconcerthall.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 585.2 kB (29%)

Content Size

2.0 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kyotoconcerthall.org main page is 2.0 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. 80% 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 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 83.1 kB

  • Original 102.9 kB
  • After minification 96.8 kB
  • After compression 19.8 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. 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 83.1 kB or 81% of the original size.

Image Optimization

-3%

Potential reduce by 35.0 kB

  • Original 1.1 MB
  • After minification 1.0 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. KYOTO CONCERT HALL images are well optimized though.

JavaScript Optimization

-27%

Potential reduce by 84.4 kB

  • Original 316.5 kB
  • After minification 279.7 kB
  • After compression 232.1 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 84.4 kB or 27% of the original size.

CSS Optimization

-77%

Potential reduce by 382.8 kB

  • Original 498.5 kB
  • After minification 406.3 kB
  • After compression 115.7 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. Kyotoconcerthall.org needs all CSS files to be minified and compressed as it can save up to 382.8 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 44 (40%)

Requests Now

110

After Optimization

66

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 110 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KYOTO CONCERT HALL. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kyotoconcerthall.org

kyotoconcerthall.org

595 ms

www.kyotoconcerthall.org

www.kyotoconcerthall.org

2195 ms

flexslider.css

flexslider.css

378 ms

style_pc.css

style_pc.css

1325 ms

style_sp.css

style_sp.css

1334 ms

style_top_pc.css

style_top_pc.css

844 ms

style_top_sp.css

style_top_sp.css

869 ms

common_new.css

common_new.css

873 ms

jquery.min.js

jquery.min.js

23 ms

jquery.leanModal.min.js

jquery.leanModal.min.js

655 ms

jquery.balloon.min.js

jquery.balloon.min.js

875 ms

p-calendar-S.js

p-calendar-S.js

1053 ms

p-calendar-H.js

p-calendar-H.js

1086 ms

modal_w.js

modal_w.js

1091 ms

common_top.js

common_top.js

1092 ms

top.js

top.js

1264 ms

jquery.flexslider.js

jquery.flexslider.js

1738 ms

sdk.js

sdk.js

17 ms

jquery.matchHeight.js

jquery.matchHeight.js

1309 ms

mainimage2021.jpg

mainimage2021.jpg

3510 ms

sns_icon_x.png

sns_icon_x.png

2677 ms

sns_icon_fb.png

sns_icon_fb.png

2677 ms

sns_icon_insta.png

sns_icon_insta.png

2671 ms

sns_icon_yt.png

sns_icon_yt.png

2676 ms

sns_icon_bl.png

sns_icon_bl.png

2675 ms

p_view01.jpg

p_view01.jpg

3039 ms

p_view02.jpg

p_view02.jpg

3039 ms

icn_arrow03.png

icn_arrow03.png

3040 ms

sns_icon_tw.png

sns_icon_tw.png

3039 ms

icn_pdf.png

icn_pdf.png

3040 ms

logo.png

logo.png

3468 ms

get-resimg.php

get-resimg.php

3690 ms

get-resimg.php

get-resimg.php

3614 ms

get-resimg.php

get-resimg.php

3901 ms

get-resimg.php

get-resimg.php

3845 ms

get-resimg.php

get-resimg.php

3976 ms

get-resimg.php

get-resimg.php

3706 ms

get-resimg.php

get-resimg.php

4306 ms

icn_arrow02.png

icn_arrow02.png

3906 ms

get-resimg.php

get-resimg.php

3919 ms

get-resimg.php

get-resimg.php

4364 ms

get-resimg.php

get-resimg.php

4176 ms

get-resimg.php

get-resimg.php

4614 ms

get-resimg.php

get-resimg.php

4260 ms

get-resimg.php

get-resimg.php

4817 ms

get-resimg.php

get-resimg.php

4939 ms

get-resimg.php

get-resimg.php

4758 ms

get-resimg.php

get-resimg.php

4612 ms

25.jpg

25.jpg

4583 ms

67.jpg

67.jpg

5022 ms

35.png

35.png

4993 ms

33.png

33.png

5048 ms

26.png

26.png

5138 ms

36.png

36.png

5028 ms

48.jpg

48.jpg

5152 ms

sdk.js

sdk.js

92 ms

vvd9I2PqUvc

vvd9I2PqUvc

2570 ms

analytics.js

analytics.js

2508 ms

mieruca-hm.js

mieruca-hm.js

84 ms

www-player.css

www-player.css

14 ms

www-embed-player.js

www-embed-player.js

50 ms

base.js

base.js

94 ms

57.jpg

57.jpg

2513 ms

38.png

38.png

2569 ms

39.png

39.png

2987 ms

54.png

54.png

2811 ms

40.png

40.png

2648 ms

page.php

page.php

335 ms

page.php

page.php

483 ms

collect

collect

44 ms

collect

collect

46 ms

js

js

292 ms

js

js

505 ms

ad_status.js

ad_status.js

181 ms

jDVVIT4ZwDHfBiET8TcWj790JrYgF6qU1g_sOcBWI_w.js

jDVVIT4ZwDHfBiET8TcWj790JrYgF6qU1g_sOcBWI_w.js

127 ms

embed.js

embed.js

41 ms

J8EZh-mB0NT.css

J8EZh-mB0NT.css

134 ms

PgnZuKA5du5.css

PgnZuKA5du5.css

136 ms

f3r3JT4KQH9.css

f3r3JT4KQH9.css

142 ms

6GzPZ9Vv69k.js

6GzPZ9Vv69k.js

242 ms

RGL4cj21k7i.js

RGL4cj21k7i.js

272 ms

E_P-TzY6wm3.js

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275 ms

IdaDUxNeWGd.js

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276 ms

p55HfXW__mM.js

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238 ms

ALTQi95mOyD.js

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271 ms

dB40TW3Rfc6.js

dB40TW3Rfc6.js

280 ms

9MFc5LWudre.js

9MFc5LWudre.js

284 ms

cUCOALjs4xI.js

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282 ms

1wEgRjtZ4_3.js

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283 ms

daRG11v-d-4.js

daRG11v-d-4.js

279 ms

JZ930Hfx3Dz.js

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278 ms

jbkX5llFMP5.js

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316 ms

HzxD9aAXSyD.js

HzxD9aAXSyD.js

319 ms

60.jpg

60.jpg

2342 ms

63.jpg

63.jpg

2340 ms

vacancy.png

vacancy.png

2424 ms

line2.png

line2.png

2484 ms

icn_ticket.png

icn_ticket.png

2529 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

130 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

148 ms

id

id

108 ms

Create

Create

104 ms

277664817_131227322810297_1826453888444409184_n.jpg

277664817_131227322810297_1826453888444409184_n.jpg

107 ms

tuZrhU49Qe0.js

tuZrhU49Qe0.js

57 ms

272819302_101957309070632_5286303965753388184_n.jpg

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46 ms

UXtr_j2Fwe-.png

UXtr_j2Fwe-.png

44 ms

r-link-icon02@2x.png

r-link-icon02@2x.png

2094 ms

r-link-icon03@2x.png

r-link-icon03@2x.png

2172 ms

GenerateIT

GenerateIT

37 ms

r-link-icon04@2x.png

r-link-icon04@2x.png

2089 ms

icn_arrow01.png

icn_arrow01.png

2022 ms

log_event

log_event

15 ms

slidearr_l.png

slidearr_l.png

190 ms

slidearr_r.png

slidearr_r.png

212 ms

Accessibility Review

kyotoconcerthall.org accessibility score

44

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Definition list items are not wrapped in <dl> elements

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

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

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

kyotoconcerthall.org 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

Page has valid source maps

SEO Factors

kyotoconcerthall.org SEO score

81

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

High

Tap targets are not sized appropriately

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 Kyotoconcerthall.org 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 Kyotoconcerthall.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

kyotoconcerthall.org

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