Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

hiroko-group.co.jp

広交グループ|広島の路線・高速・観光バス、タクシー、日産車販売、旅行

Page Load Speed

6 sec in total

First Response

531 ms

Resources Loaded

5.1 sec

Page Rendered

372 ms

hiroko-group.co.jp screenshot

About Website

Welcome to hiroko-group.co.jp homepage info - get ready to check Hiroko Group best content for Japan right away, or after learning these important things about hiroko-group.co.jp

広島を中心に、路線バス、高速バス、タクシー、バスツアー、日産車販売など、多彩な交通サービスを提供する広交グループの公式サイトです。快適な移動と豊かな暮らしをサポートします。

Visit hiroko-group.co.jp

Key Findings

We analyzed Hiroko-group.co.jp page load time and found that the first response time was 531 ms and then it took 5.4 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

hiroko-group.co.jp performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

78/100

10%

LCP (Largest Contentful Paint)

Value12.9 s

0/100

25%

SI (Speed Index)

Value6.2 s

44/100

10%

TBT (Total Blocking Time)

Value340 ms

74/100

30%

CLS (Cumulative Layout Shift)

Value0.665

8/100

15%

TTI (Time to Interactive)

Value7.9 s

43/100

10%

Network Requests Diagram

hiroko-group.co.jp

531 ms

hiroko-group.co.jp

693 ms

lazysizes.min.js

170 ms

jquery.min.js

620 ms

jquery-1.11.2.min.js

663 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 76% of them (35 requests) were addressed to the original Hiroko-group.co.jp, 7% (3 requests) were made to Fonts.googleapis.com and 7% (3 requests) were made to Use.fontawesome.com. The less responsive or slowest element that took the longest time to load (901 ms) belongs to the original domain Hiroko-group.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 88.8 kB (5%)

Content Size

1.7 MB

After Optimization

1.6 MB

In fact, the total size of Hiroko-group.co.jp main page is 1.7 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. 40% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 51.1 kB

  • Original 60.3 kB
  • After minification 45.3 kB
  • After compression 9.2 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. This page needs HTML code to be minified as it can gain 15.0 kB, which is 25% 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 51.1 kB or 85% of the original size.

Image Optimization

-2%

Potential reduce by 34.4 kB

  • Original 1.5 MB
  • After minification 1.5 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. Hiroko Group images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 496 B

  • Original 104.1 kB
  • After minification 104.0 kB
  • After compression 103.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-15%

Potential reduce by 2.8 kB

  • Original 19.0 kB
  • After minification 19.0 kB
  • After compression 16.2 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. Hiroko-group.co.jp needs all CSS files to be minified and compressed as it can save up to 2.8 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (53%)

Requests Now

36

After Optimization

17

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hiroko Group. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

hiroko-group.co.jp accessibility score

64

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-*] attributes do not match their roles

High

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

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

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>).

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

hiroko-group.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

SEO Factors

hiroko-group.co.jp SEO score

90

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

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 Hiroko-group.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 Hiroko-group.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

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