Tools & Wizards About Us
regasu-shinjuku.or.jp screenshot

Report Summary

  • 29

    Performance

    Renders faster than
    50% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

regasu-shinjuku.or.jp

【公益財団法人新宿未来創造財団】

Page Load Speed

5.3 sec in total

First Response

1.2 sec

Resources Loaded

3.9 sec

Page Rendered

225 ms

regasu-shinjuku.or.jp screenshot

About Website

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

【公益財団法人新宿未来創造財団】生涯学習やスポーツ・文化・国際交流・観光・こども地域に関する、イベントや講座、施設をご案内いたします。

Visit regasu-shinjuku.or.jp

Key Findings

We analyzed Regasu-shinjuku.or.jp page load time and found that the first response time was 1.2 sec and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

regasu-shinjuku.or.jp performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value22.3 s

0/100

25%

SI (Speed Index)

Value19.7 s

0/100

10%

TBT (Total Blocking Time)

Value200 ms

89/100

30%

CLS (Cumulative Layout Shift)

Value0.549

13/100

15%

TTI (Time to Interactive)

Value36.9 s

0/100

10%

Network Requests Diagram

www.regasu-shinjuku.or.jp

1164 ms

style.css

833 ms

styles.css

370 ms

custom.css

375 ms

pagenavi-css.css

333 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 95% of them (42 requests) were addressed to the original Regasu-shinjuku.or.jp, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Regasu-shinjuku.or.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 175.5 kB (26%)

Content Size

668.7 kB

After Optimization

493.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Regasu-shinjuku.or.jp main page is 668.7 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. 15% of websites need less resources to load. Images take 458.1 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 13.0 kB

  • Original 17.2 kB
  • After minification 16.1 kB
  • After compression 4.2 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 13.0 kB or 75% of the original size.

Image Optimization

-8%

Potential reduce by 36.8 kB

  • Original 458.1 kB
  • After minification 421.3 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. Regasu Shinjuku images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 97.0 kB

  • Original 158.9 kB
  • After minification 144.4 kB
  • After compression 61.9 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 97.0 kB or 61% of the original size.

CSS Optimization

-83%

Potential reduce by 28.7 kB

  • Original 34.5 kB
  • After minification 22.6 kB
  • After compression 5.8 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. Regasu-shinjuku.or.jp needs all CSS files to be minified and compressed as it can save up to 28.7 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (40%)

Requests Now

43

After Optimization

26

  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Regasu Shinjuku. 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.

Network Requests Diagram

www.regasu-shinjuku.or.jp

www.regasu-shinjuku.or.jp

1164 ms

style.css

style.css

833 ms

styles.css

styles.css

370 ms

custom.css

custom.css

375 ms

pagenavi-css.css

pagenavi-css.css

333 ms

lightbox.min.css

lightbox.min.css

380 ms

jquery.js

jquery.js

860 ms

jquery.scrollUp.min.js

jquery.scrollUp.min.js

229 ms

active.js

active.js

235 ms

jquery.form.js

jquery.form.js

828 ms

scripts.js

scripts.js

593 ms

jquery.lightbox.min.js

jquery.lightbox.min.js

636 ms

ga.js

ga.js

31 ms

__utm.gif

__utm.gif

12 ms

background.png

background.png

169 ms

main-logo.png

main-logo.png

563 ms

search.png

search.png

190 ms

main-visual.jpg

main-visual.jpg

1167 ms

b_01.png

b_01.png

381 ms

b_02.png

b_02.png

282 ms

b_03.png

b_03.png

335 ms

b_04.png

b_04.png

374 ms

b_05.png

b_05.png

448 ms

b_06.png

b_06.png

502 ms

b_07.png

b_07.png

558 ms

b_08.png

b_08.png

571 ms

b_09.png

b_09.png

615 ms

b_10.png

b_10.png

668 ms

b_11.png

b_11.png

745 ms

b_12.png

b_12.png

935 ms

b_13.png

b_13.png

761 ms

b_14.png

b_14.png

779 ms

bg_topbox_h.png

bg_topbox_h.png

834 ms

inst_btn_2.gif

inst_btn_2.gif

931 ms

event_btn_1.gif

event_btn_1.gif

951 ms

bg_toplist.png

bg_toplist.png

946 ms

b_01.png

b_01.png

1001 ms

b_02.png

b_02.png

1300 ms

b_03.png

b_03.png

1122 ms

bg_footer.png

bg_footer.png

1112 ms

bann_shinjukuku.png

bann_shinjukuku.png

1329 ms

bann_kanko.png

bann_kanko.png

1167 ms

bann_shunjukunote.png

bann_shunjukunote.png

1278 ms

top.png

top.png

1184 ms

Accessibility Review

regasu-shinjuku.or.jp accessibility score

75

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

regasu-shinjuku.or.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

regasu-shinjuku.or.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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Regasu-shinjuku.or.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Regasu-shinjuku.or.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

regasu-shinjuku.or.jp

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