Report Summary

  • 76

    Performance

    Renders faster than
    84% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 75% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

mansaku.co.jp

〖公式〗万作の会 | 野村万作を中心に狂言公演を行うグループ。

Page Load Speed

5.3 sec in total

First Response

806 ms

Resources Loaded

4.3 sec

Page Rendered

127 ms

mansaku.co.jp screenshot

About Website

Click here to check amazing Mansaku content for Japan. Otherwise, check out these important facts you probably never knew about mansaku.co.jp

「万作の会」は、野村万作を中心に狂言の公演を行うグループです。万作をはじめ、野村萬斎・石田幸雄ほか「万作の会」の狂言師たちは、国内外で多くの狂言・能公演に出演しています。

Visit mansaku.co.jp

Key Findings

We analyzed Mansaku.co.jp page load time and found that the first response time was 806 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

mansaku.co.jp performance score

76

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

68/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

90/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value350 ms

73/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value7.8 s

44/100

10%

Network Requests Diagram

mansaku.co.jp

806 ms

import.css

392 ms

jquery-1.4.4.min.js

1366 ms

menu.js

394 ms

fontsize.js

395 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that all of those requests were addressed to Mansaku.co.jp and no external sources were called. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Mansaku.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 166.6 kB (65%)

Content Size

257.9 kB

After Optimization

91.3 kB

In fact, the total size of Mansaku.co.jp main page is 257.9 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. 20% of websites need less resources to load. Javascripts take 134.2 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 23.1 kB

  • Original 32.4 kB
  • After minification 32.0 kB
  • After compression 9.3 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 23.1 kB or 71% of the original size.

Image Optimization

-1%

Potential reduce by 196 B

  • Original 33.9 kB
  • After minification 33.7 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. Mansaku images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 94.8 kB

  • Original 134.2 kB
  • After minification 124.1 kB
  • After compression 39.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 94.8 kB or 71% of the original size.

CSS Optimization

-85%

Potential reduce by 48.5 kB

  • Original 57.4 kB
  • After minification 44.2 kB
  • After compression 8.9 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. Mansaku.co.jp needs all CSS files to be minified and compressed as it can save up to 48.5 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (56%)

Requests Now

63

After Optimization

28

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mansaku. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

mansaku.co.jp accessibility score

90

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

mansaku.co.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

mansaku.co.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 Mansaku.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 Mansaku.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

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