Tools & Wizards About Us
kumamotoferry.co.jp screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

kumamotoferry.co.jp

熊本フェリー｜長崎(島原・雲仙)と熊本を最短時間で結ぶ高速カーフェリー『オーシャンアロー』

Page Load Speed

8.7 sec in total

First Response

2.5 sec

Resources Loaded

6 sec

Page Rendered

213 ms

kumamotoferry.co.jp screenshot

About Website

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

長崎(島原)と熊本を最短時間で結ぶ高速カーフェリー「オーシャンアロー」。熊本フェリーで、熊本から雲仙・諌早・大村・佐世保・長崎へ快適で便利な旅を。

Visit kumamotoferry.co.jp

Key Findings

We analyzed Kumamotoferry.co.jp page load time and found that the first response time was 2.5 sec and then it took 6.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

kumamotoferry.co.jp performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value18.0 s

0/100

25%

SI (Speed Index)

Value15.6 s

0/100

10%

TBT (Total Blocking Time)

Value370 ms

71/100

30%

CLS (Cumulative Layout Shift)

Value0.357

30/100

15%

TTI (Time to Interactive)

Value12.7 s

13/100

10%

Network Requests Diagram

kumamotoferry.co.jp

2516 ms

reset.css

613 ms

index.css

817 ms

jquery.js

1539 ms

jquery.page-scroller.js

615 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 95% of them (37 requests) were addressed to the original Kumamotoferry.co.jp, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Kumamotoferry.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 179.5 kB (9%)

Content Size

2.0 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kumamotoferry.co.jp 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. 20% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 16.2 kB

  • Original 22.0 kB
  • After minification 20.6 kB
  • After compression 5.8 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 16.2 kB or 73% of the original size.

Image Optimization

-2%

Potential reduce by 39.4 kB

  • Original 1.7 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. Kumamotoferry images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 98.2 kB

  • Original 154.8 kB
  • After minification 134.9 kB
  • After compression 56.6 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 98.2 kB or 63% of the original size.

CSS Optimization

-84%

Potential reduce by 25.7 kB

  • Original 30.7 kB
  • After minification 17.3 kB
  • After compression 5.0 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. Kumamotoferry.co.jp needs all CSS files to be minified and compressed as it can save up to 25.7 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (11%)

Requests Now

38

After Optimization

34

  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kumamotoferry. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

kumamotoferry.co.jp

kumamotoferry.co.jp

2516 ms

reset.css

reset.css

613 ms

index.css

index.css

817 ms

jquery.js

jquery.js

1539 ms

jquery.page-scroller.js

jquery.page-scroller.js

615 ms

flexslider.css

flexslider.css

617 ms

jquery.flexslider.js

jquery.flexslider.js

1163 ms

topslider.js

topslider.js

815 ms

logo.gif

logo.gif

197 ms

nav_bg.gif

nav_bg.gif

207 ms

bg.jpg

bg.jpg

615 ms

img1.jpg

img1.jpg

2059 ms

img3.jpg

img3.jpg

2257 ms

img4.jpg

img4.jpg

1426 ms

img5.jpg

img5.jpg

1563 ms

img2.jpg

img2.jpg

2038 ms

btn_reserve.gif

btn_reserve.gif

821 ms

btn_timefare.gif

btn_timefare.gif

1025 ms

btn_access.gif

btn_access.gif

1232 ms

btn_oa.gif

btn_oa.gif

1438 ms

btn_plan.gif

btn_plan.gif

1629 ms

ico_newwin.gif

ico_newwin.gif

1644 ms

ico_pdf.gif

ico_pdf.gif

1759 ms

ban_htb.gif

ban_htb.gif

1832 ms

ban_kstr.jpg

ban_kstr.jpg

1847 ms

ban_ariake.gif

ban_ariake.gif

1955 ms

ban_umieki.gif

ban_umieki.gif

2035 ms

ban_funenavi.jpg

ban_funenavi.jpg

2052 ms

ico_ujanchor.gif

ico_ujanchor.gif

2149 ms

cruiseticket.png

cruiseticket.png

2240 ms

ban_facebook.gif

ban_facebook.gif

2240 ms

ban_konichi.gif

ban_konichi.gif

2256 ms

ban_minatocafe.gif

ban_minatocafe.gif

2260 ms

ban_dantaimenu.png

ban_dantaimenu.png

2344 ms

ban_kumasta.gif

ban_kumasta.gif

2442 ms

totop.gif

totop.gif

2443 ms

f_bg.gif

f_bg.gif

2457 ms

ga.js

ga.js

30 ms

__utm.gif

__utm.gif

11 ms

Accessibility Review

kumamotoferry.co.jp accessibility score

82

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

kumamotoferry.co.jp best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

kumamotoferry.co.jp SEO score

93

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

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

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 Kumamotoferry.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 Kumamotoferry.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

kumamotoferry.co.jp

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