Access otsukabiyo.com. 【公式】大塚美容形成外科 | 美容整形・美容外科・美容皮膚科

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value14.9 s

0/100

25%

SI (Speed Index)

Value7.8 s

23/100

10%

TBT (Total Blocking Time)

Value600 ms

49/100

30%

CLS (Cumulative Layout Shift)

Value1.356

0/100

15%

TTI (Time to Interactive)

Value13.8 s

10/100

10%

otsukabiyo.com

517 ms

www.otsuka-biyo.co.jp

1279 ms

common.min.css

343 ms

pc.css

656 ms

top.css

502 ms

Our browser made a total of 124 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Otsukabiyo.com, 86% (107 requests) were made to Otsuka-biyo.co.jp and 4% (5 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2 sec) relates to the external source Otsuka-biyo.co.jp.

Content Size

6.8 MB

After Optimization

6.2 MB

In fact, the total size of Otsukabiyo.com main page is 6.8 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. Only a small number of websites need less resources to load. Images take 6.4 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 78.5 kB

Original 99.6 kB
After minification 90.3 kB
After compression 21.1 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. 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 78.5 kB or 79% of the original size.

Image Optimization

-7%

Potential reduce by 477.1 kB

Original 6.4 MB
After minification 5.9 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. Otsukabiyo images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.4 kB

Original 154.1 kB
After minification 154.1 kB
After compression 152.6 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

-56%

Potential reduce by 72.1 kB

Original 128.4 kB
After minification 60.4 kB
After compression 56.2 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. Otsukabiyo.com needs all CSS files to be minified and compressed as it can save up to 72.1 kB or 56% of the original size.

Requests Now

116

After Optimization

The browser has sent 116 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Otsukabiyo. 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 20 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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 Otsukabiyo.com 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 Otsukabiyo.com 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

otsukabiyo.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

【公式】大塚美容形成外科 | 美容整形・美容外科・美容皮膚科

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

otsukabiyo.com

www.otsuka-biyo.co.jp

common.min.css

pc.css

top.css

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

otsukabiyo.com

www.otsuka-biyo.co.jp

common.min.css

pc.css

top.css

col4.css

anesthesia_include.css

lineup-list.css

css2

v0.js

all.min.css

css2

css2

css2

font-awesome.min.css

css

flexslider.css

owl-carousel.css

animate.css

footer.css

css_browser_selector.js

css3-mediaqueries.js

jquery-1.9.1.min.js

jquery.flexslider-min.js

owl.carousel.js

jquery.matchHeight.js

anijs.js

gtm.js

uh.js

logo.png

freedial.png

gnavi_photo01.png

link_dental.png

recommend07-pc.png

recommend2024s-pc-1.png

recommend2024s-pc-2.png

recommend2024s-pc-3.png

main01-2403-pc.png

main02-pc.png

main04b

concept01.png

concept02.png

bg.jpg