Tools & Wizards About Us
wavebikes.jp screenshot

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

wavebikes.jp

岡山・香川でロードバイク、クロスバイクならWAVE BIKES

Page Load Speed

6.2 sec in total

First Response

601 ms

Resources Loaded

5.1 sec

Page Rendered

492 ms

wavebikes.jp screenshot

About Website

Welcome to wavebikes.jp homepage info - get ready to check Wave BIKES best content for Japan right away, or after learning these important things about wavebikes.jp

WAVE BIKESは岡山県（岡山市、総社市）・香川県（高松市）でロードバイク、クロスバイク、マウンテンバイク、トライアスロン用品などを販売しているスポーツ自転車の専門店です。

Visit wavebikes.jp

Key Findings

We analyzed Wavebikes.jp page load time and found that the first response time was 601 ms and then it took 5.6 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

wavebikes.jp performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value7.6 s

3/100

25%

SI (Speed Index)

Value10.8 s

6/100

10%

TBT (Total Blocking Time)

Value440 ms

63/100

30%

CLS (Cumulative Layout Shift)

Value0.274

44/100

15%

TTI (Time to Interactive)

Value13.4 s

11/100

10%

Network Requests Diagram

wavebikes.jp

601 ms

www.wavebikes.jp

1476 ms

common.min.css

780 ms

top.min.css

505 ms

slick.css

582 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 90% of them (55 requests) were addressed to the original Wavebikes.jp, 3% (2 requests) were made to Googletagmanager.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Wavebikes.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 516.9 kB (16%)

Content Size

3.2 MB

After Optimization

2.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Wavebikes.jp main page is 3.2 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. 35% of websites need less resources to load. Images take 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 43.1 kB

  • Original 55.0 kB
  • After minification 49.4 kB
  • After compression 11.9 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 43.1 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 83.8 kB

  • Original 2.6 MB
  • After minification 2.6 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. Wave BIKES images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 218.1 kB

  • Original 305.1 kB
  • After minification 256.2 kB
  • After compression 87.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 218.1 kB or 71% of the original size.

CSS Optimization

-84%

Potential reduce by 171.9 kB

  • Original 203.6 kB
  • After minification 175.4 kB
  • After compression 31.7 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. Wavebikes.jp needs all CSS files to be minified and compressed as it can save up to 171.9 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (44%)

Requests Now

57

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wave BIKES. 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 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

wavebikes.jp

wavebikes.jp

601 ms

www.wavebikes.jp

www.wavebikes.jp

1476 ms

common.min.css

common.min.css

780 ms

top.min.css

top.min.css

505 ms

slick.css

slick.css

582 ms

slick-theme.css

slick-theme.css

588 ms

colorbox.css

colorbox.css

588 ms

import.js

import.js

398 ms

slick.js

slick.js

765 ms

jquery.colorbox-min.js

jquery.colorbox-min.js

583 ms

trunk8.js

trunk8.js

764 ms

top.js

top.js

764 ms

gtm.js

gtm.js

211 ms

logo.png

logo.png

197 ms

footer_logo01.png

footer_logo01.png

199 ms

btnWaveComu_sp.png

btnWaveComu_sp.png

196 ms

btnWaveShop_sp.png

btnWaveShop_sp.png

198 ms

btnWaveComu.png

btnWaveComu.png

199 ms

btnWaveShop.png

btnWaveShop.png

329 ms

bgFooter.png

bgFooter.png

1554 ms

bgCampaignBlock.png

bgCampaignBlock.png

392 ms

logo02.png

logo02.png

394 ms

home.svg

home.svg

395 ms

SHOP_IMAGE.jpg

SHOP_IMAGE.jpg

589 ms

SHOP_IMAGE.jpg

SHOP_IMAGE.jpg

831 ms

SHOP_IMAGE.jpg

SHOP_IMAGE.jpg

588 ms

SHOP_IMAGE.jpg

SHOP_IMAGE.jpg

1174 ms

news.svg

news.svg

591 ms

event.svg

event.svg

784 ms

www.wavebikes.jp

www.wavebikes.jp

1084 ms

IMAGE.jpg

IMAGE.jpg

1022 ms

IMAGE.jpg

IMAGE.jpg

1020 ms

footer_logo01.gif

footer_logo01.gif

999 ms

home02.svg

home02.svg

1168 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1059 ms

jquery.fancybox-1.3.4.css

jquery.fancybox-1.3.4.css

1063 ms

jquery-1.8.3.min.js

jquery-1.8.3.min.js

1316 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

1179 ms

jquery.fancybox-1.3.4.pack.js

jquery.fancybox-1.3.4.pack.js

1213 ms

jquery.lazyload.js

jquery.lazyload.js

1253 ms

jquery.flatHeightAll.min.js

jquery.flatHeightAll.min.js

1257 ms

ga.js

ga.js

1355 ms

version.js

version.js

1411 ms

common.js

common.js

1449 ms

ajax.js

ajax.js

1461 ms

lazysizes.min.js

lazysizes.min.js

1512 ms

ls.unveilhooks.min.js

ls.unveilhooks.min.js

1523 ms

analytics.js

analytics.js

19 ms

collect

collect

13 ms

js

js

55 ms

sdk.js

sdk.js

33 ms

sdk.js

sdk.js

6 ms

eye_catch.jpg

eye_catch.jpg

241 ms

eye_catch.jpg

eye_catch.jpg

263 ms

eye_catch.jpg

eye_catch.jpg

250 ms

eye_catch.jpg

eye_catch.jpg

275 ms

overlay.png

overlay.png

196 ms

ajax-loader.gif

ajax-loader.gif

208 ms

IMAGE.jpg

IMAGE.jpg

423 ms

slick.woff

slick.woff

364 ms

IMAGE.jpg

IMAGE.jpg

234 ms

Accessibility Review

wavebikes.jp accessibility score

81

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 input fields do not have accessible names

High

ARIA toggle fields do not have accessible names

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

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

wavebikes.jp best practices score

83

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

SEO Factors

wavebikes.jp SEO score

76

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 Wavebikes.jp 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 Wavebikes.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

wavebikes.jp

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