Tools & Wizards About Us
s-bellco.co.jp screenshot

Report Summary

  • 3

    Performance

    Renders faster than
    20% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

s-bellco.co.jp

BELLCO（ベルコ株式会社）：パチンコ・パチスロメーカー

Page Load Speed

4.6 sec in total

First Response

546 ms

Resources Loaded

4 sec

Page Rendered

108 ms

s-bellco.co.jp screenshot

About Website

Visit s-bellco.co.jp now to see the best up-to-date S BELLCO content for Japan and also check out these interesting facts you probably never knew about s-bellco.co.jp

「スーパービンゴ」「鬼浜」シリーズを展開するパチンコ・パチスロメーカーBELLCO（ベルコ株式会社）の公式サイトです。最新の遊技機情報、採用情報、ホール様向け素材などがご覧頂けます。

Visit s-bellco.co.jp

Key Findings

We analyzed S-bellco.co.jp page load time and found that the first response time was 546 ms and then it took 4.1 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

s-bellco.co.jp performance score

3

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value18.3 s

0/100

25%

SI (Speed Index)

Value24.2 s

0/100

10%

TBT (Total Blocking Time)

Value34,170 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.505

16/100

15%

TTI (Time to Interactive)

Value48.7 s

0/100

10%

Network Requests Diagram

s-bellco.co.jp

546 ms

layout.css

306 ms

general.css

328 ms

index.css

327 ms

jquery-1.8.2.min.js

817 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that all of those requests were addressed to S-bellco.co.jp and no external sources were called. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain S-bellco.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 118.9 kB (5%)

Content Size

2.2 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of S-bellco.co.jp main page is 2.2 MB. 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. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 8.9 kB

  • Original 12.3 kB
  • After minification 11.4 kB
  • After compression 3.3 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 8.9 kB or 73% of the original size.

Image Optimization

-1%

Potential reduce by 13.3 kB

  • Original 2.1 MB
  • After minification 2.1 MB

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. S BELLCO images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 89.7 kB

  • Original 139.9 kB
  • After minification 137.4 kB
  • After compression 50.2 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 89.7 kB or 64% of the original size.

CSS Optimization

-75%

Potential reduce by 6.9 kB

  • Original 9.2 kB
  • After minification 6.1 kB
  • After compression 2.3 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. S-bellco.co.jp needs all CSS files to be minified and compressed as it can save up to 6.9 kB or 75% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (11%)

Requests Now

35

After Optimization

31

  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of S BELLCO. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

s-bellco.co.jp

s-bellco.co.jp

546 ms

layout.css

layout.css

306 ms

general.css

general.css

328 ms

index.css

index.css

327 ms

jquery-1.8.2.min.js

jquery-1.8.2.min.js

817 ms

jquery.carouFredSel-6.2.1.js

jquery.carouFredSel-6.2.1.js

547 ms

jquery.imgpreload.min.js

jquery.imgpreload.min.js

371 ms

top.js

top.js

647 ms

side.js

side.js

670 ms

body_bg.png

body_bg.png

173 ms

mainimg.jpg

mainimg.jpg

2560 ms

premium_bingo-bnr.png

premium_bingo-bnr.png

1001 ms

logo.gif

logo.gif

304 ms

gnavi01_on.gif

gnavi01_on.gif

337 ms

gnavi01_off.gif

gnavi01_off.gif

346 ms

gnavi02_on.gif

gnavi02_on.gif

451 ms

gnavi02_off.gif

gnavi02_off.gif

607 ms

gnavi03_on.gif

gnavi03_on.gif

657 ms

gnavi03_off.gif

gnavi03_off.gif

697 ms

gnavi04_on.gif

gnavi04_on.gif

794 ms

gnavi04_off.gif

gnavi04_off.gif

935 ms

gnavi05_on.gif

gnavi05_on.gif

960 ms

gnavi05_off.gif

gnavi05_off.gif

1039 ms

gnavi06_on.gif

gnavi06_on.gif

1118 ms

gnavi06_off.gif

gnavi06_off.gif

1264 ms

img_search.png

img_search.png

1299 ms

search_bg.png

search_bg.png

1298 ms

searchbtn.jpg

searchbtn.jpg

1359 ms

icon01.png

icon01.png

1464 ms

side_banner_syscom.png

side_banner_syscom.png

1613 ms

side_banner_pmc.gif

side_banner_pmc.gif

1753 ms

side_banner_777.png

side_banner_777.png

1622 ms

sidelink01.jpg

sidelink01.jpg

1701 ms

sidelink02.jpg

sidelink02.jpg

1787 ms

sidelink03.jpg

sidelink03.jpg

1932 ms

side_banner_nomerikomi.jpg

side_banner_nomerikomi.jpg

1947 ms

Accessibility Review

s-bellco.co.jp accessibility score

94

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

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

High

Links do not have a discernible name

Best Practices

s-bellco.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

s-bellco.co.jp SEO score

99

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 S-bellco.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 S-bellco.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

s-bellco.co.jp

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