Tools & Wizards About Us
tokairadio.co.jp screenshot

Report Summary

  • 1

    Performance

    Renders faster than
    19% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

tokairadio.co.jp

TOKAI RADIO FM92.9MHz／AM1332kHz

Page Load Speed

17.2 sec in total

First Response

512 ms

Resources Loaded

15.9 sec

Page Rendered

843 ms

tokairadio.co.jp screenshot

About Website

Click here to check amazing TOKAI RADIO content for Japan. Otherwise, check out these important facts you probably never knew about tokairadio.co.jp

東海ラジオの公式ホームページです。番組紹介やアナウンサーのブログなど、楽しい情報を掲載しています。

Visit tokairadio.co.jp

Key Findings

We analyzed Tokairadio.co.jp page load time and found that the first response time was 512 ms and then it took 16.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

tokairadio.co.jp performance score

1

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

4/100

10%

LCP (Largest Contentful Paint)

Value14.0 s

0/100

25%

SI (Speed Index)

Value28.9 s

0/100

10%

TBT (Total Blocking Time)

Value16,390 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.752

6/100

15%

TTI (Time to Interactive)

Value52.4 s

0/100

10%

Network Requests Diagram

tokairadio.co.jp

512 ms

www.tokairadio.co.jp

1099 ms

gtm.js

69 ms

radiko-usercode.min.js

500 ms

product-sans

65 ms

Our browser made a total of 123 requests to load all elements on the main page. We found that 78% of them (96 requests) were addressed to the original Tokairadio.co.jp, 9% (11 requests) were made to Platform.twitter.com and 2% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (7.7 sec) belongs to the original domain Tokairadio.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.5 MB (17%)

Content Size

9.0 MB

After Optimization

7.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tokairadio.co.jp main page is 9.0 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. 55% of websites need less resources to load. Images take 8.8 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 36.5 kB

  • Original 47.6 kB
  • After minification 47.6 kB
  • After compression 11.2 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 36.5 kB or 77% of the original size.

Image Optimization

-16%

Potential reduce by 1.4 MB

  • Original 8.8 MB
  • After minification 7.3 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. Obviously, TOKAI RADIO needs image optimization as it can save up to 1.4 MB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-6%

Potential reduce by 4.4 kB

  • Original 72.2 kB
  • After minification 72.2 kB
  • After compression 67.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-33%

Potential reduce by 36.5 kB

  • Original 109.6 kB
  • After minification 109.3 kB
  • After compression 73.1 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. Tokairadio.co.jp needs all CSS files to be minified and compressed as it can save up to 36.5 kB or 33% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (26%)

Requests Now

117

After Optimization

87

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 117 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TOKAI RADIO. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

tokairadio.co.jp

tokairadio.co.jp

512 ms

www.tokairadio.co.jp

www.tokairadio.co.jp

1099 ms

gtm.js

gtm.js

69 ms

radiko-usercode.min.js

radiko-usercode.min.js

500 ms

product-sans

product-sans

65 ms

import.css

import.css

498 ms

acms.css

acms.css

665 ms

top2022.css

top2022.css

504 ms

slick.css

slick.css

505 ms

slick-theme.css

slick-theme.css

505 ms

modal.css

modal.css

993 ms

jquery.min.js

jquery.min.js

47 ms

lottie.min.js

lottie.min.js

59 ms

function.js

function.js

989 ms

slick.min.js

slick.min.js

994 ms

modal.js

modal.js

1004 ms

widgets.js

widgets.js

109 ms

s_retargeting.js

s_retargeting.js

850 ms

js

js

57 ms

reset.css

reset.css

517 ms

layout.css

layout.css

646 ms

tokairadio.css

tokairadio.css

1177 ms

acms-admin.min.css

acms-admin.min.css

1366 ms

analytics.js

analytics.js

86 ms

icon_65th.png

icon_65th.png

216 ms

logo_tokairadio_65th.png

logo_tokairadio_65th.png

513 ms

6e82cd6cff5ed9bacc0bc8abcb08174cf177ecc3b562e78dc40d08bf210c4e95.png

6e82cd6cff5ed9bacc0bc8abcb08174cf177ecc3b562e78dc40d08bf210c4e95.png

1840 ms

64249498b63138db3d58e12c25d8acf82e7bd433989c75a7d4f9d20c3b0ae541.png

64249498b63138db3d58e12c25d8acf82e7bd433989c75a7d4f9d20c3b0ae541.png

702 ms

f366641fff8dea7444d73f1b0dc6bfd8fbde462e07852456dc893adda2c3c1d5.png

f366641fff8dea7444d73f1b0dc6bfd8fbde462e07852456dc893adda2c3c1d5.png

1344 ms

e7c6dea55d7c32c91b61d704597a0eac1da585c04bb06820b6bb343f1f5c8e94.png

e7c6dea55d7c32c91b61d704597a0eac1da585c04bb06820b6bb343f1f5c8e94.png

4316 ms

9e00b5ea31ddd3188835d8bd19fe2db97dbe9ca1cc03b0f4cdcd25a30a226e71.png

9e00b5ea31ddd3188835d8bd19fe2db97dbe9ca1cc03b0f4cdcd25a30a226e71.png

2497 ms

559dc3adf421443b9abc9dee38f1e771.png

559dc3adf421443b9abc9dee38f1e771.png

2245 ms

0bfaf1817a4a43a2939eeb911cb0cd74d9af1bbf6865a99a15ee32a26ab3326c.png

0bfaf1817a4a43a2939eeb911cb0cd74d9af1bbf6865a99a15ee32a26ab3326c.png

2881 ms

83375b5face91313a5cb6c9affb22635.png

83375b5face91313a5cb6c9affb22635.png

3393 ms

e91e8514d5b2db5a7c205aaa6bce7a6861bd858f73b05b3929ad844c480b3841.png

e91e8514d5b2db5a7c205aaa6bce7a6861bd858f73b05b3929ad844c480b3841.png

5285 ms

btn_timetable_pc_02.png

btn_timetable_pc_02.png

3111 ms

btn_timetable_pc_01.png

btn_timetable_pc_01.png

3335 ms

menu_present_02.png

menu_present_02.png

3364 ms

menu_present_01.png

menu_present_01.png

3623 ms

menu_songlist_02.png

menu_songlist_02.png

3815 ms

menu_songlist_01.png

menu_songlist_01.png

3865 ms

menu_guest_02.png

menu_guest_02.png

3898 ms

menu_guest_01.png

menu_guest_01.png

4103 ms

menu_youtube_02.png

menu_youtube_02.png

4311 ms

menu_youtube_01.png

menu_youtube_01.png

4362 ms

menu_onlineshop_02.png

menu_onlineshop_02.png

4410 ms

menu_onlineshop_01.png

menu_onlineshop_01.png

4598 ms

menu_rushhour_02.png

menu_rushhour_02.png

4791 ms

menu_rushhour_01.png

menu_rushhour_01.png

4792 ms

menu_radiocloud_02.png

menu_radiocloud_02.png

5220 ms

menu_radiocloud_01.png

menu_radiocloud_01.png

4925 ms

menu_podcast_02.png

menu_podcast_02.png

5076 ms

menu_podcast_01.png

menu_podcast_01.png

5295 ms

787224330314f68f252f4901a8453dc3657294dda3b652db0635da5cf47aa3de.png

787224330314f68f252f4901a8453dc3657294dda3b652db0635da5cf47aa3de.png

6861 ms

a80d3acd400cfa1fdc9900cc8a1769db33a106be43ff09aefc049d4892a31bc2.png

a80d3acd400cfa1fdc9900cc8a1769db33a106be43ff09aefc049d4892a31bc2.png

7170 ms

80efda9ff32bee02341041203182eda33368419f8b5e21a2da800b79501eab03.png

80efda9ff32bee02341041203182eda33368419f8b5e21a2da800b79501eab03.png

6993 ms

8cad1f493558859137908b8f4d708d4f6f613832b26d1ddb4126e2fe1027835a.png

8cad1f493558859137908b8f4d708d4f6f613832b26d1ddb4126e2fe1027835a.png

7109 ms

45ffc02a458e8f15bfb02519d7969bf664c1f76fb08f36dd3b7194b8d5c22d44.png

45ffc02a458e8f15bfb02519d7969bf664c1f76fb08f36dd3b7194b8d5c22d44.png

6447 ms

b03c8f34b793814ee7c7e2b71254b0dc1c430d0f00eeabb5a081138ecbb634da.png

b03c8f34b793814ee7c7e2b71254b0dc1c430d0f00eeabb5a081138ecbb634da.png

6654 ms

288c4577472b054725b37a7d60226310b12cff1b6b616bda6d37c759640ac54b.png

288c4577472b054725b37a7d60226310b12cff1b6b616bda6d37c759640ac54b.png

7700 ms

ProductSans-Regular.woff

ProductSans-Regular.woff

332 ms

collect

collect

102 ms

collect

collect

102 ms

live

live

1245 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

86 ms

collect

collect

49 ms

js

js

49 ms

settings

settings

162 ms

ProductSans-Regular.woff

ProductSans-Regular.woff

7109 ms

timeline.e108540dddc96e4b707f5cf259a582d7.js

timeline.e108540dddc96e4b707f5cf259a582d7.js

32 ms

TOKAIRADIOguts

TOKAIRADIOguts

74 ms

tokairadio

tokairadio

1117 ms

bnr_dragonsstation.jpg

bnr_dragonsstation.jpg

7385 ms

polyfills-3b821eda8863adcc4a4b.js

polyfills-3b821eda8863adcc4a4b.js

24 ms

runtime-a697c5a1ae32bd7e4d42.js

runtime-a697c5a1ae32bd7e4d42.js

49 ms

modules.20f98d7498a59035a762.js

modules.20f98d7498a59035a762.js

71 ms

main-fd9ef5eb169057cda26d.js

main-fd9ef5eb169057cda26d.js

77 ms

_app-88bf420a57d49e33be53.js

_app-88bf420a57d49e33be53.js

79 ms

%5BscreenName%5D-c33f0b02841cffc3e9b4.js

%5BscreenName%5D-c33f0b02841cffc3e9b4.js

83 ms

_buildManifest.js

_buildManifest.js

88 ms

_ssgManifest.js

_ssgManifest.js

92 ms

icon_twitter.png

icon_twitter.png

6800 ms

d901120f36e1b200.jpg

d901120f36e1b200.jpg

6596 ms

99bd706c8aba9d8e.jpg

99bd706c8aba9d8e.jpg

6177 ms

e8e92fb1a95b993a.jpg

e8e92fb1a95b993a.jpg

5880 ms

ec0bd86942e35568a4748f5f0caff047.png

ec0bd86942e35568a4748f5f0caff047.png

5521 ms

57384909bbb2a3a3278ca702d3e55ffc.png

57384909bbb2a3a3278ca702d3e55ffc.png

5489 ms

e53390145f7f918272157e2673687b59.png

e53390145f7f918272157e2673687b59.png

5286 ms

47a4dbf7c20d56ec61fd727631548e57.png

47a4dbf7c20d56ec61fd727631548e57.png

5124 ms

8f547453bed69c13764df6f0e9e4a5f086b7c66076792d9dbd5e39d648aa686b.png

8f547453bed69c13764df6f0e9e4a5f086b7c66076792d9dbd5e39d648aa686b.png

5335 ms

32460c311f0572ce7da3150a59744b59.png

32460c311f0572ce7da3150a59744b59.png

5139 ms

1128e8466152236cbca2521ab597ac0e.png

1128e8466152236cbca2521ab597ac0e.png

4997 ms

085726902aa6cb4482b2b2f86c7b402bb439df23116f9003ff23d82de3a5fcde.png

085726902aa6cb4482b2b2f86c7b402bb439df23116f9003ff23d82de3a5fcde.png

5082 ms

09d7e7e4e21949a06e66c93bf51025d049b8603b57bcde556c283912b57efc7a.png

09d7e7e4e21949a06e66c93bf51025d049b8603b57bcde556c283912b57efc7a.png

5048 ms

0eb64c3b6f48da6e6904c2fd624f3a1fa274c83eacba78fc4b4f22dcf6dfc077.png

0eb64c3b6f48da6e6904c2fd624f3a1fa274c83eacba78fc4b4f22dcf6dfc077.png

5253 ms

e6d4068ab4e48e2e94456dd8158678c2.png

e6d4068ab4e48e2e94456dd8158678c2.png

4949 ms

8d3e1f12f482c8afb8e01cb4da18bb3b.png

8d3e1f12f482c8afb8e01cb4da18bb3b.png

4803 ms

55a28112144c809fbc572564fddaa388.png

55a28112144c809fbc572564fddaa388.png

4865 ms

63706c5b8ae67d4f5c5e06c62b4639ea.png

63706c5b8ae67d4f5c5e06c62b4639ea.png

5037 ms

6af49dd61e1977383adb54c9d35d701a352c19da0850bc6cde81c3d61f6d8255.png

6af49dd61e1977383adb54c9d35d701a352c19da0850bc6cde81c3d61f6d8255.png

5185 ms

231610fe1356e8b243e1b396fce2d3d3.png

231610fe1356e8b243e1b396fce2d3d3.png

5113 ms

2c8904ada2ca3d622ea101198b0fd449.png

2c8904ada2ca3d622ea101198b0fd449.png

4818 ms

5d61ef2b2aea450786c617d5f61b040c.png

5d61ef2b2aea450786c617d5f61b040c.png

5028 ms

069fa6625cd401526b00de5669ae0b05.png

069fa6625cd401526b00de5669ae0b05.png

4889 ms

c2b64b1c2ffd8bad7885cd89920fd3c5.png

c2b64b1c2ffd8bad7885cd89920fd3c5.png

4817 ms

145c98f62ef5383ade4348c1bb7865be.png

145c98f62ef5383ade4348c1bb7865be.png

4886 ms

10b85e5adebe5951d7fa14d66c6cdd2a.jpg

10b85e5adebe5951d7fa14d66c6cdd2a.jpg

4825 ms

f2c6f4676f28e46f02ae2a076886ad20.png

f2c6f4676f28e46f02ae2a076886ad20.png

4917 ms

99534cb4bf7d136d217266ed613bc65a5134661612dad5397f843036fcee0c3b.jpg

99534cb4bf7d136d217266ed613bc65a5134661612dad5397f843036fcee0c3b.jpg

3866 ms

bnr_ogs2024.png

bnr_ogs2024.png

4160 ms

660f34d8819b4f73dfa251cc21f8e58f.jpg

660f34d8819b4f73dfa251cc21f8e58f.jpg

3536 ms

65a62c8174dc0657e9539f1737039ce4.jpg

65a62c8174dc0657e9539f1737039ce4.jpg

3608 ms

b0e06aea85ddb37aaf262bc751ea9b51.jpg

b0e06aea85ddb37aaf262bc751ea9b51.jpg

3513 ms

ed31efc9f48bc38ab63e2579a1297efc2532c39761a422552c4629014578a11e.png

ed31efc9f48bc38ab63e2579a1297efc2532c39761a422552c4629014578a11e.png

3540 ms

e8e7b06138e5b66f66b1656bed64f619.jpg

e8e7b06138e5b66f66b1656bed64f619.jpg

3507 ms

ac26167c131d06313e469004934e2b84.jpg

ac26167c131d06313e469004934e2b84.jpg

3412 ms

3e002486f88a5f7472ff02ded8ffa581.gif

3e002486f88a5f7472ff02ded8ffa581.gif

3394 ms

4f92bfdd896f08e4d9b3685acd25fad1.png

4f92bfdd896f08e4d9b3685acd25fad1.png

3235 ms

85684dfb79cc1c4a7de2832617648979.jpg

85684dfb79cc1c4a7de2832617648979.jpg

3274 ms

0a39a3d55fdfd8de5ac86cd606fb161d6efc1a6baef029e17495a4c7ff43ac69.jpg

0a39a3d55fdfd8de5ac86cd606fb161d6efc1a6baef029e17495a4c7ff43ac69.jpg

3306 ms

02fd22895fa0e2cbd6642254665c2198cba13a5ac82948071e9b1fdf2a5e7aa8.png

02fd22895fa0e2cbd6642254665c2198cba13a5ac82948071e9b1fdf2a5e7aa8.png

3322 ms

btn_radiko_np.png

btn_radiko_np.png

3457 ms

ajax-loader.gif

ajax-loader.gif

3227 ms

Accessibility Review

tokairadio.co.jp accessibility score

81

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.

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

Form elements do not have associated labels

High

Links do not have a discernible name

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

tokairadio.co.jp best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Requests the geolocation permission on page load

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

tokairadio.co.jp SEO score

81

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

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 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 Tokairadio.co.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 Tokairadio.co.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

tokairadio.co.jp

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