Tools & Wizards About Us

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

sk-ii.jp

SK-II 日本公式サイト：ピテラ™スキンケアルーティンで美肌へ

Page Load Speed

6.3 sec in total

First Response

482 ms

Resources Loaded

5.3 sec

Page Rendered

503 ms

About Website

Welcome to sk-ii.jp homepage info - get ready to check SK II best content for Japan right away, or after learning these important things about sk-ii.jp

日本発のグローバルスキンケアブランドSK-IIの公式サイトです。ブランドを象徴する独自の美容成分ピテラ™が含まれている商品を紹介します。今日からクリアな素肌へ。

Visit sk-ii.jp

Key Findings

We analyzed Sk-ii.jp page load time and found that the first response time was 482 ms and then it took 5.8 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

sk-ii.jp performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value5,800 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value28.6 s

0/100

10%

Network Requests Diagram

sk-ii.jp

482 ms

sk-ii.jp

1091 ms

www.sk-ii.jp

1726 ms

optimize.js

49 ms

983e36041ee5a4ef.css

1182 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 69% of them (29 requests) were addressed to the original Sk-ii.jp, 19% (8 requests) were made to Images.ctfassets.net and 10% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Sk-ii.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 382.3 kB (34%)

Content Size

1.1 MB

After Optimization

735.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sk-ii.jp main page is 1.1 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. 50% of websites need less resources to load. Javascripts take 539.1 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 369.7 kB

  • Original 516.3 kB
  • After minification 516.3 kB
  • After compression 146.6 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 369.7 kB or 72% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 600 B
  • After minification 600 B

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. SK II images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 12.7 kB

  • Original 539.1 kB
  • After minification 539.1 kB
  • After compression 526.4 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

-0%

Potential reduce by 0 B

  • Original 61.5 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.

Requests Breakdown

Number of requests can be reduced by 19 (58%)

Requests Now

33

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SK II. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

sk-ii.jp accessibility score

100

Accessibility Issues

Best Practices

sk-ii.jp best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

sk-ii.jp SEO score

98

Search Engine Optimization Advices

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 Sk-ii.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 Sk-ii.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 data is detected on the main page of SK II. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: