Tools & Wizards About Us
fctokyo.co.jp screenshot

Report Summary

  • 6

    Performance

    Renders faster than
    21% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

fctokyo.co.jp

FC東京オフィシャルホームページ | FC TOKYO

Page Load Speed

9.5 sec in total

First Response

348 ms

Resources Loaded

7.9 sec

Page Rendered

1.2 sec

fctokyo.co.jp screenshot

About Website

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

最新ニュース、選手や試合日程・結果、味の素スタジアム観戦ガイド(アクセス)、チケット、グッズ、アカデミー、スクールの情報など、FC東京に関する情報をご覧いただけます。

Visit fctokyo.co.jp

Key Findings

We analyzed Fctokyo.co.jp page load time and found that the first response time was 348 ms and then it took 9.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

fctokyo.co.jp performance score

6

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value52.2 s

0/100

25%

SI (Speed Index)

Value16.0 s

0/100

10%

TBT (Total Blocking Time)

Value3,860 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.399

25/100

15%

TTI (Time to Interactive)

Value36.0 s

0/100

10%

Network Requests Diagram

fctokyo.co.jp

348 ms

fctokyo.co.jp

842 ms

normalize.css

170 ms

swiper.min.css

30 ms

colorbox.css

342 ms

Our browser made a total of 182 requests to load all elements on the main page. We found that 64% of them (116 requests) were addressed to the original Fctokyo.co.jp, 5% (9 requests) were made to Youtube.com and 3% (6 requests) were made to Jleague.jp. The less responsive or slowest element that took the longest time to load (4.1 sec) belongs to the original domain Fctokyo.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (8%)

Content Size

15.4 MB

After Optimization

14.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Fctokyo.co.jp main page is 15.4 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. Only a small number of websites need less resources to load. Images take 14.6 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 101.3 kB

  • Original 119.4 kB
  • After minification 87.2 kB
  • After compression 18.1 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 32.2 kB, which is 27% 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 101.3 kB or 85% of the original size.

Image Optimization

-7%

Potential reduce by 1.1 MB

  • Original 14.6 MB
  • After minification 13.5 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. FC TOKYO images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 25.1 kB

  • Original 610.0 kB
  • After minification 609.7 kB
  • After compression 585.0 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

-5%

Potential reduce by 4.9 kB

  • Original 97.3 kB
  • After minification 97.3 kB
  • After compression 92.4 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. Fctokyo.co.jp has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 54 (32%)

Requests Now

170

After Optimization

116

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 170 CSS, Javascripts, AJAX and image requests in order to completely render the main page of FC TOKYO. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

fctokyo.co.jp

fctokyo.co.jp

348 ms

fctokyo.co.jp

fctokyo.co.jp

842 ms

normalize.css

normalize.css

170 ms

swiper.min.css

swiper.min.css

30 ms

colorbox.css

colorbox.css

342 ms

common.css

common.css

673 ms

style.css

style.css

512 ms

libs.js

libs.js

998 ms

swiper.min.js

swiper.min.js

37 ms

jquery.colorbox.js

jquery.colorbox.js

506 ms

base.js

base.js

513 ms

instagram.js

instagram.js

512 ms

widgets.js

widgets.js

96 ms

index.js

index.js

682 ms

responsive_watcher.js

responsive_watcher.js

682 ms

script.js

script.js

682 ms

ofi.js

ofi.js

35 ms

font-awesome.min.css

font-awesome.min.css

40 ms

css2

css2

42 ms

gtm.js

gtm.js

1261 ms

munchkin.js

munchkin.js

1260 ms

Nb5OHEE5TY8

Nb5OHEE5TY8

1483 ms

sprite_utils.png

sprite_utils.png

1921 ms

icon_language.png

icon_language.png

1205 ms

logo_wh_b.png

logo_wh_b.png

1208 ms

logo_wh_youtube.png

logo_wh_youtube.png

1204 ms

icon_x.svg

icon_x.svg

1206 ms

logo_wh_tiktok.png

logo_wh_tiktok.png

1206 ms

main_image_515_pc.png

main_image_515_pc.png

3241 ms

main_image_516_pc.png

main_image_516_pc.png

3475 ms

main_image_510_pc.png

main_image_510_pc.png

2863 ms

main_image_513_pc.png

main_image_513_pc.png

3572 ms

main_image_497_pc.png

main_image_497_pc.png

3279 ms

main_image_514_pc.png

main_image_514_pc.png

3474 ms

main_image_512_pc.png

main_image_512_pc.png

3240 ms

index_future_bg.jpg

index_future_bg.jpg

3407 ms

30675.png

30675.png

3407 ms

270.png

270.png

3405 ms

future_icon_check.png

future_icon_check.png

3571 ms

30532.png

30532.png

3578 ms

193.png

193.png

3579 ms

134.png

134.png

3633 ms

276.png

276.png

3636 ms

132.png

132.png

3731 ms

future_icon_ticket.png

future_icon_ticket.png

3735 ms

img_home_1556_65af8934-8400-4e83-bbad-2e210a000292.png

img_home_1556_65af8934-8400-4e83-bbad-2e210a000292.png

3738 ms

124.png

124.png

3737 ms

269.png

269.png

3795 ms

128.png

128.png

3799 ms

future_slide_arrow_black.png

future_slide_arrow_black.png

3896 ms

latest_bg.jpg

latest_bg.jpg

3899 ms

hightlight_logo.png

hightlight_logo.png

3968 ms

136.png

136.png

3901 ms

133.png

133.png

3969 ms

129.png

129.png

3970 ms

120.png

120.png

4061 ms

127.png

127.png

4065 ms

font

font

1693 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

987 ms

header.js

header.js

1198 ms

sdk.js

sdk.js

1171 ms

Akrobat-Regular.ttf.woff

Akrobat-Regular.ttf.woff

3768 ms

recent

recent

579 ms

Akrobat-Bold.ttf.woff

Akrobat-Bold.ttf.woff

2951 ms

Akrobat-SemiBold.ttf.woff

Akrobat-SemiBold.ttf.woff

2951 ms

Akrobat-Thin.ttf.woff

Akrobat-Thin.ttf.woff

2950 ms

get_list

get_list

3156 ms

footer

footer

3075 ms

munchkin.js

munchkin.js

132 ms

js

js

249 ms

destination

destination

361 ms

analytics.js

analytics.js

357 ms

destination

destination

356 ms

ytag.js

ytag.js

1291 ms

td.min.js

td.min.js

534 ms

visitWebPage

visitWebPage

500 ms

iframe_api

iframe_api

159 ms

Nb5OHEE5TY8

Nb5OHEE5TY8

458 ms

sdk.js

sdk.js

254 ms

ftokyo.html

ftokyo.html

656 ms

www-widgetapi.js

www-widgetapi.js

193 ms

activityi;src=5291104;type=jleag0;cat=footb004;ord=6870447261352;npa=0;auiddc=1624891508.1714889588;pscdl=noapi;gtm=45fe4510z872277819za201;gcd=13l3l3l3l1;dma=0;epver=2;~oref=https%3A%2F%2Ffctokyo.co.jp%2F

activityi;src=5291104;type=jleag0;cat=footb004;ord=6870447261352;npa=0;auiddc=1624891508.1714889588;pscdl=noapi;gtm=45fe4510z872277819za201;gcd=13l3l3l3l1;dma=0;epver=2;~oref=https%3A%2F%2Ffctokyo.co.jp%2F

364 ms

399 ms

collect

collect

265 ms

www-player.css

www-player.css

190 ms

www-embed-player.js

www-embed-player.js

222 ms

base.js

base.js

359 ms

135.png

135.png

2330 ms

t_all_accesslog

t_all_accesslog

150 ms

up_loader.1.1.0.js

up_loader.1.1.0.js

135 ms

src=5291104;type=jleag0;cat=footb004;ord=6870447261352;npa=0;auiddc=*;pscdl=noapi;gtm=45fe4510z872277819za201;gcd=13l3l3l3l1;dma=0;epver=2;~oref=https%3A%2F%2Ffctokyo.co.jp%2F

src=5291104;type=jleag0;cat=footb004;ord=6870447261352;npa=0;auiddc=*;pscdl=noapi;gtm=45fe4510z872277819za201;gcd=13l3l3l3l1;dma=0;epver=2;~oref=https%3A%2F%2Ffctokyo.co.jp%2F

532 ms

collect

collect

134 ms

reset.css

reset.css

61 ms

jheader.css

jheader.css

69 ms

gpt.js

gpt.js

545 ms

jheader_jlogo.png

jheader_jlogo.png

51 ms

jheader_team_emb_s_bw.png

jheader_team_emb_s_bw.png

58 ms

linkid.js

linkid.js

49 ms

collect

collect

399 ms

ad_status.js

ad_status.js

403 ms

g5saOrWd5AVQT1PIm0b70pTp6wPS0RyhX4bW13q4Oa8.js

g5saOrWd5AVQT1PIm0b70pTp6wPS0RyhX4bW13q4Oa8.js

313 ms

embed.js

embed.js

88 ms

IpowWlJ9g22-v0bIbDFVb8IVrOu2GljdBcfDJZKCEnq4zS8DOoIKXDnHiNaKm3oCoFV4nRLKag=s68-c-k-c0x00ffffff-no-rj

IpowWlJ9g22-v0bIbDFVb8IVrOu2GljdBcfDJZKCEnq4zS8DOoIKXDnHiNaKm3oCoFV4nRLKag=s68-c-k-c0x00ffffff-no-rj

238 ms

collect

collect

127 ms

js

js

128 ms

pubads_impl.js

pubads_impl.js

86 ms

sync

sync

69 ms

id

id

70 ms

Create

Create

71 ms

131.png

131.png

1409 ms

ads

ads

119 ms

sodar

sodar

232 ms

container.html

container.html

134 ms

122.png

122.png

1050 ms

123.png

123.png

1102 ms

5091541874454164309

5091541874454164309

107 ms

window_focus.js

window_focus.js

116 ms

16933725116356911978

16933725116356911978

135 ms

86.png

86.png

1089 ms

GenerateIT

GenerateIT

23 ms

sodar2.js

sodar2.js

31 ms

runner.html

runner.html

7 ms

aframe

aframe

20 ms

130.png

130.png

1040 ms

img_15878_6624eba1-ca6c-4e46-8102-4c3e0a000292.jpg

img_15878_6624eba1-ca6c-4e46-8102-4c3e0a000292.jpg

1051 ms

img_15911_6634ad27-1724-463f-9832-6df70a000292.jpg

img_15911_6634ad27-1724-463f-9832-6df70a000292.jpg

1048 ms

-Q1JhNmMPmyp-FWWBIPhIK8kdKZYRkbH2XUgs1gaV20.js

-Q1JhNmMPmyp-FWWBIPhIK8kdKZYRkbH2XUgs1gaV20.js

4 ms

img_15892_662b53b9-6cfc-4556-8373-37c10a000292.jpg

img_15892_662b53b9-6cfc-4556-8373-37c10a000292.jpg

988 ms

img_15861_6624eb53-e750-4ef0-baa8-65ef0a000292.png

img_15861_6624eb53-e750-4ef0-baa8-65ef0a000292.png

1008 ms

img_15914_6634ae39-8f1c-4a5e-991f-5b7b0a000292.jpg

img_15914_6634ae39-8f1c-4a5e-991f-5b7b0a000292.jpg

998 ms

img_15607_65f13773-2760-4a20-867b-30160a000292.png

img_15607_65f13773-2760-4a20-867b-30160a000292.png

1037 ms

information_slide_arrow_black.png

information_slide_arrow_black.png

1044 ms

information_banner_ticket.jpg

information_banner_ticket.jpg

1031 ms

information_banner_member.jpg

information_banner_member.jpg

993 ms

information_banner_jleague.jpg

information_banner_jleague.jpg

1010 ms

information_banner_ticket_company.jpg

information_banner_ticket_company.jpg

1002 ms

information_banner_sponsor.jpg

information_banner_sponsor.jpg

1043 ms

img_113_649bea39-4f18-454d-b2e5-48c00a000292.jpg

img_113_649bea39-4f18-454d-b2e5-48c00a000292.jpg

1049 ms

img_115_649bea56-12f0-4f10-8e30-11c90a000292.jpg

img_115_649bea56-12f0-4f10-8e30-11c90a000292.jpg

1048 ms

img_111_64118a27-232c-4630-81a5-3c650a000292.jpg

img_111_64118a27-232c-4630-81a5-3c650a000292.jpg

998 ms

img_110_64118a36-2dbc-4c97-87b8-51f00a000292.jpg

img_110_64118a36-2dbc-4c97-87b8-51f00a000292.jpg

1013 ms

img_109_64118a17-7328-43c0-825e-03a80a000292.jpg

img_109_64118a17-7328-43c0-825e-03a80a000292.jpg

1009 ms

img_107_64118a08-40e8-4b82-aa7b-48ce0a000292.jpg

img_107_64118a08-40e8-4b82-aa7b-48ce0a000292.jpg

1045 ms

img_105_641189e8-c494-4be8-9dae-7e860a000292.jpg

img_105_641189e8-c494-4be8-9dae-7e860a000292.jpg

1049 ms

img_104_641189e2-f700-4758-90ca-48ce0a000292.jpg

img_104_641189e2-f700-4758-90ca-48ce0a000292.jpg

985 ms

img_103_641189d4-97a0-4ed2-a5bd-79790a000292.jpg

img_103_641189d4-97a0-4ed2-a5bd-79790a000292.jpg

993 ms

img_112_64118a30-c270-466e-b67d-7e860a000292.jpg

img_112_64118a30-c270-466e-b67d-7e860a000292.jpg

1010 ms

guide_bg.jpg

guide_bg.jpg

1017 ms

guide_beginner.jpg

guide_beginner.jpg

1045 ms

guide_access.jpg

guide_access.jpg

1015 ms

guide_easy.jpg

guide_easy.jpg

966 ms

guide_fan.jpg

guide_fan.jpg

975 ms

guide_academy.jpg

guide_academy.jpg

959 ms

guide_school.jpg

guide_school.jpg

991 ms

fc_tokyo.png

fc_tokyo.png

1000 ms

social_bg.jpg

social_bg.jpg

983 ms

icon_youtube.png

icon_youtube.png

925 ms

icon_x.png

icon_x.png

933 ms

icon_tiktok.png

icon_tiktok.png

950 ms

icon_line.png

icon_line.png

1006 ms

others_banner_park.jpg

others_banner_park.jpg

999 ms

foot_links_bgmark.png

foot_links_bgmark.png

991 ms

foot_banner_jikei.jpg

foot_banner_jikei.jpg

994 ms

foot_banner_xscore.gif

foot_banner_xscore.gif

1001 ms

foot_banner_sonpo.gif

foot_banner_sonpo.gif

995 ms

foot_banner_tokyo-gas.gif

foot_banner_tokyo-gas.gif

1006 ms

foot_banner_his.gif

foot_banner_his.gif

999 ms

foot_banner_fx.gif

foot_banner_fx.gif

990 ms

foot_banner_big-camera.gif

foot_banner_big-camera.gif

993 ms

foot_banner_relia.gif

foot_banner_relia.gif

1000 ms

foot_logos_bg.png

foot_logos_bg.png

995 ms

foot_logos_bgmark.png

foot_logos_bgmark.png

1004 ms

dazn_fit_banner_close.png

dazn_fit_banner_close.png

998 ms

img_34_66305659-dcb0-4c0f-b0be-60380a000292.jpg

img_34_66305659-dcb0-4c0f-b0be-60380a000292.jpg

990 ms

future_slide_arrow_gray.png

future_slide_arrow_gray.png

994 ms

type1_img_30_65a9d99e-9cf8-4187-ae12-26040a000292.gif

type1_img_30_65a9d99e-9cf8-4187-ae12-26040a000292.gif

999 ms

type1_img_27_603779a4-7420-470d-9075-6dba0a000292.jpg

type1_img_27_603779a4-7420-470d-9075-6dba0a000292.jpg

996 ms

type1_img_24_60116e55-0b98-4174-aae5-72260a00010a.jpg

type1_img_24_60116e55-0b98-4174-aae5-72260a00010a.jpg

1001 ms

type1_img_16_5b7a0da1-7ce4-4e7c-b1b4-6ea20a00010a.jpg

type1_img_16_5b7a0da1-7ce4-4e7c-b1b4-6ea20a00010a.jpg

996 ms

type1_img_10_5a72b000-25e4-4382-bf65-4f5d9d078d49.jpg

type1_img_10_5a72b000-25e4-4382-bf65-4f5d9d078d49.jpg

991 ms

type1_img_31_61f87e70-d80c-4b32-bb53-62ab0a000292.png

type1_img_31_61f87e70-d80c-4b32-bb53-62ab0a000292.png

996 ms

log_event

log_event

18 ms

Accessibility Review

fctokyo.co.jp accessibility score

79

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

fctokyo.co.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

Page has valid source maps

SEO Factors

fctokyo.co.jp SEO score

82

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

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Fctokyo.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 Fctokyo.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

fctokyo.co.jp

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