Tools & Wizards About Us
nasta.co.jp screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

nasta.co.jp

株式会社ナスタ

Page Load Speed

6.9 sec in total

First Response

762 ms

Resources Loaded

6 sec

Page Rendered

144 ms

nasta.co.jp screenshot

About Website

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

株式会社ナスタのウェブサイトです。製品情報、データダウンロード、アフターサポート、企業情報、採用情報などを掲載しています。

Visit nasta.co.jp

Key Findings

We analyzed Nasta.co.jp page load time and found that the first response time was 762 ms and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

nasta.co.jp performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

48/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value9.2 s

13/100

10%

TBT (Total Blocking Time)

Value380 ms

70/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.0 s

53/100

10%

Network Requests Diagram

nasta.co.jp

762 ms

reset.css

310 ms

base.css

327 ms

layout.css

1188 ms

contents.css

1143 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 92% of them (61 requests) were addressed to the original Nasta.co.jp, 3% (2 requests) were made to Shutto.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.3 sec) belongs to the original domain Nasta.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 271.9 kB (12%)

Content Size

2.4 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nasta.co.jp main page is 2.4 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 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 15.2 kB

  • Original 19.5 kB
  • After minification 17.2 kB
  • After compression 4.3 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. This page needs HTML code to be minified as it can gain 2.3 kB, which is 12% 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 15.2 kB or 78% of the original size.

Image Optimization

-2%

Potential reduce by 34.6 kB

  • Original 2.0 MB
  • After minification 2.0 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. Nasta images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 146.2 kB

  • Original 216.1 kB
  • After minification 176.1 kB
  • After compression 69.9 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 146.2 kB or 68% of the original size.

CSS Optimization

-85%

Potential reduce by 75.8 kB

  • Original 89.1 kB
  • After minification 70.3 kB
  • After compression 13.3 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. Nasta.co.jp needs all CSS files to be minified and compressed as it can save up to 75.8 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (20%)

Requests Now

64

After Optimization

51

  • Images
  • JavaScript
  • CSS

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nasta. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

nasta.co.jp

nasta.co.jp

762 ms

reset.css

reset.css

310 ms

base.css

base.css

327 ms

layout.css

layout.css

1188 ms

contents.css

contents.css

1143 ms

jquery.bxslider.css

jquery.bxslider.css

359 ms

top.css

top.css

499 ms

jquery.js

jquery.js

1130 ms

common.js

common.js

869 ms

jquery.bxslider.js

jquery.bxslider.js

1085 ms

smp.js

smp.js

827 ms

colorbox.css

colorbox.css

2002 ms

jquery.colorbox.js

jquery.colorbox.js

1351 ms

google_analytics.js

google_analytics.js

1410 ms

convert.js

convert.js

373 ms

pv_beacon.gif

pv_beacon.gif

357 ms

analytics.js

analytics.js

51 ms

main_GDA2015.jpg

main_GDA2015.jpg

831 ms

header_logo01.png

header_logo01.png

315 ms

header_ic01.png

header_ic01.png

315 ms

index_ph01.jpg

index_ph01.jpg

317 ms

index_ph02.jpg

index_ph02.jpg

329 ms

index_ph03.jpg

index_ph03.jpg

498 ms

index_ph04.jpg

index_ph04.jpg

361 ms

index_ph05.jpg

index_ph05.jpg

640 ms

index_ph06.jpg

index_ph06.jpg

653 ms

index_ph07.jpg

index_ph07.jpg

829 ms

index_ph08.jpg

index_ph08.jpg

657 ms

index_ph09.jpg

index_ph09.jpg

683 ms

index_ph10.jpg

index_ph10.jpg

993 ms

index_ph11.jpg

index_ph11.jpg

974 ms

index_ph12.jpg

index_ph12.jpg

984 ms

index_ph13.jpg

index_ph13.jpg

1007 ms

index_ph14.jpg

index_ph14.jpg

1005 ms

index_ph15.jpg

index_ph15.jpg

1326 ms

index_ph16.jpg

index_ph16.jpg

1306 ms

index_ph17.jpg

index_ph17.jpg

1301 ms

index_ph18.jpg

index_ph18.jpg

1313 ms

index_ph01.jpg

index_ph01.jpg

1829 ms

index_ph02.jpg

index_ph02.jpg

2522 ms

index_ph03.jpg

index_ph03.jpg

1954 ms

index_ph04.jpg

index_ph04.jpg

2085 ms

index_ph01.png

index_ph01.png

1800 ms

index_ph02.png

index_ph02.png

2473 ms

index_ph01.gif

index_ph01.gif

2132 ms

index_ph02.jpg

index_ph02.jpg

2330 ms

index_ph03.gif

index_ph03.gif

2275 ms

index_ph03.jpg

index_ph03.jpg

2631 ms

index_ph04.jpg

index_ph04.jpg

2604 ms

index_ph02.jpg

index_ph02.jpg

2996 ms

index_ph01.jpg

index_ph01.jpg

3326 ms

index_ph02.jpg

index_ph02.jpg

2805 ms

index_ph03.jpg

index_ph03.jpg

2835 ms

main_otta_mino.jpg

main_otta_mino.jpg

1763 ms

main_laundrynasta.jpg

main_laundrynasta.jpg

1268 ms

main_qual_movie.jpg

main_qual_movie.jpg

1476 ms

main_if2015.jpg

main_if2015.jpg

2359 ms

main_qual-d-all.jpg

main_qual-d-all.jpg

1474 ms

index_ph04.jpg

index_ph04.jpg

2913 ms

collect

collect

12 ms

collect

collect

60 ms

pagetop_ic01.gif

pagetop_ic01.gif

2638 ms

header_logo01on.png

header_logo01on.png

2819 ms

bx_loader.gif

bx_loader.gif

2890 ms

index_ic01.png

index_ic01.png

2915 ms

index_ic02.png

index_ic02.png

2923 ms

Accessibility Review

nasta.co.jp accessibility score

87

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

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.

Best Practices

nasta.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

nasta.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 Nasta.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 Nasta.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

nasta.co.jp

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