Report Summary

  • 56

    Performance

    Renders faster than
    72% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

enterstage.jp

エンタステージ | 演劇総合情報サイト | エンタステージ

Page Load Speed

3.5 sec in total

First Response

520 ms

Resources Loaded

2.5 sec

Page Rendered

465 ms

enterstage.jp screenshot

About Website

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

演劇をさらに身近に感じてもらうための総合情報サイト「エンタステージ」。 演劇初心者からツウまで、演劇に関する情報、ニュースを提供します。演劇をもっと楽しんでいただく場としてもご利用いただけるサイトです。

Visit enterstage.jp

Key Findings

We analyzed Enterstage.jp page load time and found that the first response time was 520 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

enterstage.jp performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value4.5 s

36/100

25%

SI (Speed Index)

Value6.2 s

43/100

10%

TBT (Total Blocking Time)

Value410 ms

67/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value7.4 s

48/100

10%

Network Requests Diagram

enterstage.jp

520 ms

swiper.css

705 ms

style.min.css

875 ms

swell-icons.css

723 ms

main.css

900 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 98% of them (39 requests) were addressed to the original Enterstage.jp, 3% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Enterstage.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 181.4 kB (38%)

Content Size

479.6 kB

After Optimization

298.2 kB

In fact, the total size of Enterstage.jp main page is 479.6 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. Javascripts take 178.3 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 115.2 kB

  • Original 139.3 kB
  • After minification 135.9 kB
  • After compression 24.1 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 115.2 kB or 83% of the original size.

Image Optimization

-1%

Potential reduce by 549 B

  • Original 58.6 kB
  • After minification 58.1 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. Enterstage images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 25.6 kB

  • Original 178.3 kB
  • After minification 178.3 kB
  • After compression 152.7 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 25.6 kB or 14% of the original size.

CSS Optimization

-39%

Potential reduce by 40.0 kB

  • Original 103.4 kB
  • After minification 82.9 kB
  • After compression 63.3 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. Enterstage.jp needs all CSS files to be minified and compressed as it can save up to 40.0 kB or 39% of the original size.

Requests Breakdown

Number of requests can be reduced by 34 (89%)

Requests Now

38

After Optimization

4

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Enterstage. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

enterstage.jp accessibility score

90

Accessibility Issues

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

Tables and lists

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

Impact

Issue

High

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

Best Practices

enterstage.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

enterstage.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

Image elements do not have [alt] attributes

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 doesn't use 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 Enterstage.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 Enterstage.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 Enterstage. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: