Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

kanzan.net

福岡の料亭・レストランの観山グループ

Page Load Speed

9.1 sec in total

First Response

2.6 sec

Resources Loaded

6.4 sec

Page Rendered

106 ms

kanzan.net screenshot

About Website

Visit kanzan.net now to see the best up-to-date Kanzan content for Japan and also check out these interesting facts you probably never knew about kanzan.net

福岡市、北九州市で飲食店を展開する観山グループのホームページです。観山荘別館、桜坂観山荘、IMURI、西洋菓子工房IMURIとこだわりの素材と技術でサービスを展開しております。

Visit kanzan.net

Key Findings

We analyzed Kanzan.net page load time and found that the first response time was 2.6 sec and then it took 6.5 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

kanzan.net performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

7/100

10%

LCP (Largest Contentful Paint)

Value11.6 s

0/100

25%

SI (Speed Index)

Value11.0 s

6/100

10%

TBT (Total Blocking Time)

Value920 ms

31/100

30%

CLS (Cumulative Layout Shift)

Value0.383

27/100

15%

TTI (Time to Interactive)

Value11.0 s

21/100

10%

Network Requests Diagram

kanzan.net

2622 ms

kanzan.net

1125 ms

gtm.js

92 ms

style.css

204 ms

lightbox.css

406 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 82% of them (31 requests) were addressed to the original Kanzan.net, 3% (1 request) were made to Googletagmanager.com and 3% (1 request) were made to Webfont.fontplus.jp. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Kanzan.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 172.6 kB (22%)

Content Size

781.4 kB

After Optimization

608.8 kB

In fact, the total size of Kanzan.net main page is 781.4 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 25% of websites need less resources to load. Images take 441.7 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 7.8 kB

  • Original 11.3 kB
  • After minification 10.4 kB
  • After compression 3.5 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 7.8 kB or 69% of the original size.

Image Optimization

-1%

Potential reduce by 2.4 kB

  • Original 441.7 kB
  • After minification 439.3 kB

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. Kanzan images are well optimized though.

JavaScript Optimization

-50%

Potential reduce by 157.3 kB

  • Original 312.6 kB
  • After minification 312.4 kB
  • After compression 155.3 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 157.3 kB or 50% of the original size.

CSS Optimization

-32%

Potential reduce by 5.1 kB

  • Original 15.7 kB
  • After minification 15.7 kB
  • After compression 10.6 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. Kanzan.net needs all CSS files to be minified and compressed as it can save up to 5.1 kB or 32% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (49%)

Requests Now

35

After Optimization

18

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kanzan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

kanzan.net accessibility score

80

Accessibility Issues

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.

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

Links do not have a discernible name

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

kanzan.net 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

High

Page has valid source maps

SEO Factors

kanzan.net 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 Kanzan.net 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 Kanzan.net 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 Kanzan. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: