Access mizutanibike.co.jp. ミズタニ自転車株式会社

name

value

score

weighting

FCP (First Contentful Paint)

Value7.2 s

1/100

10%

LCP (Largest Contentful Paint)

Value20.4 s

0/100

25%

SI (Speed Index)

Value16.2 s

0/100

10%

TBT (Total Blocking Time)

Value170 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0.238

52/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

mizutanibike.co.jp

1084 ms

import.css

398 ms

jquery.min.js

31 ms

scrolltopcontrol.js

410 ms

jquery-contained-sticky-scroll.js

401 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 90% of them (71 requests) were addressed to the original Mizutanibike.co.jp, 6% (5 requests) were made to Google.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.1 sec) belongs to the original domain Mizutanibike.co.jp.

Content Size

1.8 MB

After Optimization

1.7 MB

In fact, the total size of Mizutanibike.co.jp main page is 1.8 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 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 15.2 kB

Original 19.4 kB
After minification 17.2 kB
After compression 4.2 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 2.2 kB, which is 11% 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 15.2 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 52.9 kB

Original 1.7 MB
After minification 1.6 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. Mizutanibike images are well optimized though.

JavaScript Optimization

-27%

Potential reduce by 7.6 kB

Original 27.7 kB
After minification 25.6 kB
After compression 20.1 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 7.6 kB or 27% of the original size.

CSS Optimization

-80%

Potential reduce by 23.2 kB

Original 28.9 kB
After minification 23.0 kB
After compression 5.7 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. Mizutanibike.co.jp needs all CSS files to be minified and compressed as it can save up to 23.2 kB or 80% of the original size.

Requests Now

After Optimization

The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mizutanibike. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Links do not have a discernible name

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

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 Mizutanibike.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 Mizutanibike.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

mizutanibike.co.jp

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

Report Summary

Performance

Accessibility

Best Practices

SEO

ミズタニ自転車株式会社

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

mizutanibike.co.jp

import.css

jquery.min.js

scrolltopcontrol.js

jquery-contained-sticky-scroll.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

mizutanibike.co.jp

import.css

jquery.min.js

scrolltopcontrol.js

jquery-contained-sticky-scroll.js

jquery.slider.min.js

common.js

top.js

googleAnalytics.js

jsapi

base.css

navi.css

naka.css

top.css

ga.js

default+en.css

default+en.I.js

bg_body.jpg

bg_page_top.png

nav.png

nav2.png

btn_movie.png

btn_dura.png

img_kv17.jpg

bwc2016.jpg

img_kv2.jpg

img_kv3.jpg

img_kv5.jpg

bg_shadow_l.png

bg_shadow_r.png

bg_gra.png

bg_title_news.png

bg_more.png

bg_line.png

icon_arrow.gif

bg_title_blog.png

img_h2_bland2.png

bg_line2.gif

p11344222072.jpg

p11332226089.jpg

p11332338112.jpg

p11332338258.jpg

p11332338565.jpg