Report Summary

  • 30

    Performance

    Renders faster than
    51% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

tatemonoen.jp

江戸東京たてもの園

Page Load Speed

7.2 sec in total

First Response

775 ms

Resources Loaded

6.2 sec

Page Rendered

176 ms

tatemonoen.jp screenshot

About Website

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

江戸東京たてもの園は、文化的価値の高い歴史的建造物を移築し、復元・保存・展示する野外博物館です。

Visit tatemonoen.jp

Key Findings

We analyzed Tatemonoen.jp page load time and found that the first response time was 775 ms and then it took 6.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

tatemonoen.jp performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

17/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value780 ms

38/100

30%

CLS (Cumulative Layout Shift)

Value0.161

73/100

15%

TTI (Time to Interactive)

Value9.3 s

31/100

10%

Network Requests Diagram

tatemonoen.jp

775 ms

global.css

358 ms

top.css

362 ms

jquery.js

1073 ms

global.js

383 ms

Our browser made a total of 118 requests to load all elements on the main page. We found that 81% of them (96 requests) were addressed to the original Tatemonoen.jp, 13% (15 requests) were made to Pbs.twimg.com and 3% (4 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Tatemonoen.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 140.9 kB (15%)

Content Size

969.3 kB

After Optimization

828.4 kB

In fact, the total size of Tatemonoen.jp main page is 969.3 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. 40% of websites need less resources to load. Images take 837.5 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 14.7 kB

  • Original 19.8 kB
  • After minification 17.7 kB
  • After compression 5.0 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 2.1 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 14.7 kB or 75% of the original size.

Image Optimization

-6%

Potential reduce by 47.3 kB

  • Original 837.5 kB
  • After minification 790.2 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. Tatemonoen images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 59.9 kB

  • Original 88.6 kB
  • After minification 85.8 kB
  • After compression 28.7 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 59.9 kB or 68% of the original size.

CSS Optimization

-81%

Potential reduce by 19.1 kB

  • Original 23.5 kB
  • After minification 17.0 kB
  • After compression 4.4 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. Tatemonoen.jp needs all CSS files to be minified and compressed as it can save up to 19.1 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 53 (46%)

Requests Now

116

After Optimization

63

The browser has sent 116 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tatemonoen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

tatemonoen.jp accessibility score

82

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.

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

tatemonoen.jp 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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

tatemonoen.jp SEO score

83

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tatemonoen.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 Tatemonoen.jp main page’s claimed encoding is shift_jis. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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