Tools & Wizards About Us
j-sanyou.co.jp screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

j-sanyou.co.jp

富山県ならではのリフォーム・家づくりはサンヨウ | 昭和37年創業！富山県の気候を知り尽くした家のアドバイザー

Page Load Speed

7.8 sec in total

First Response

816 ms

Resources Loaded

6.8 sec

Page Rendered

249 ms

j-sanyou.co.jp screenshot

About Website

Visit j-sanyou.co.jp now to see the best up-to-date J Sanyou content for Japan and also check out these interesting facts you probably never knew about j-sanyou.co.jp

富山県富山市に拠点を置くリフォーム・家づくりのサンヨウでは、愛猫や愛犬の命と健康を守るリフォームをはじめ、省エネ・断熱リフォーム、太陽光発電・蓄電池設置工事、エクステリア・外構工事、給湯器・暖房設備の設置など、富山の厳しい雪国での暮らしを支える家づくりをご提案します。

Visit j-sanyou.co.jp

Key Findings

We analyzed J-sanyou.co.jp page load time and found that the first response time was 816 ms and then it took 7 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

j-sanyou.co.jp performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value12.7 s

0/100

25%

SI (Speed Index)

Value8.3 s

19/100

10%

TBT (Total Blocking Time)

Value460 ms

62/100

30%

CLS (Cumulative Layout Shift)

Value0.265

46/100

15%

TTI (Time to Interactive)

Value7.1 s

52/100

10%

Network Requests Diagram

j-sanyou.co.jp

816 ms

style-top.css

322 ms

jquery-1.12.4.min.js

904 ms

custom.js

341 ms

swiper.css

342 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 74% of them (43 requests) were addressed to the original J-sanyou.co.jp, 5% (3 requests) were made to Use.fontawesome.com and 5% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (4.9 sec) belongs to the original domain J-sanyou.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 56.2 kB (3%)

Content Size

1.8 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of J-sanyou.co.jp main page is 1.8 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. Only a small number of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 10.7 kB

  • Original 14.6 kB
  • After minification 13.6 kB
  • After compression 3.8 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 10.7 kB or 74% of the original size.

Image Optimization

-0%

Potential reduce by 1.1 kB

  • Original 1.6 MB
  • After minification 1.6 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. J Sanyou images are well optimized though.

JavaScript Optimization

-30%

Potential reduce by 39.1 kB

  • Original 128.2 kB
  • After minification 128.1 kB
  • After compression 89.2 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 39.1 kB or 30% of the original size.

CSS Optimization

-20%

Potential reduce by 5.4 kB

  • Original 26.4 kB
  • After minification 26.3 kB
  • After compression 21.0 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. J-sanyou.co.jp needs all CSS files to be minified and compressed as it can save up to 5.4 kB or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (31%)

Requests Now

52

After Optimization

36

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of J Sanyou. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

j-sanyou.co.jp

j-sanyou.co.jp

816 ms

style-top.css

style-top.css

322 ms

jquery-1.12.4.min.js

jquery-1.12.4.min.js

904 ms

custom.js

custom.js

341 ms

swiper.css

swiper.css

342 ms

swiper.min.js

swiper.min.js

900 ms

js

js

62 ms

ga.js

ga.js

354 ms

all.css

all.css

38 ms

reset.css

reset.css

333 ms

base.css

base.css

341 ms

contents.css

contents.css

363 ms

top.css

top.css

385 ms

sp.css

sp.css

668 ms

css2

css2

32 ms

itqf6eoyp7

itqf6eoyp7

258 ms

bg-header.png

bg-header.png

332 ms

logo.png

logo.png

504 ms

freedial.png

freedial.png

506 ms

gnav-home.png

gnav-home.png

346 ms

gnav-company.png

gnav-company.png

512 ms

gnav-business.png

gnav-business.png

533 ms

gnav-access.png

gnav-access.png

822 ms

gnav-contact.png

gnav-contact.png

842 ms

logo-sp.png

logo-sp.png

988 ms

solar-business.jpg

solar-business.jpg

2384 ms

pcs.jpg

pcs.jpg

2016 ms

monooki.jpg

monooki.jpg

2276 ms

solar-reduce.jpg

solar-reduce.jpg

2488 ms

beamsdesign.jpg

beamsdesign.jpg

2547 ms

weed.jpg

weed.jpg

2896 ms

storage-heater.jpg

storage-heater.jpg

3599 ms

copy.png

copy.png

3149 ms

btn-cate-house.png

btn-cate-house.png

2722 ms

btn-cate-ec.png

btn-cate-ec.png

2993 ms

btn-cate-industry.png

btn-cate-industry.png

3059 ms

btn-company.png

btn-company.png

3980 ms

btn-access.png

btn-access.png

4112 ms

bnr-eco.png

bnr-eco.png

3694 ms

bnr-gomibako.png

bnr-gomibako.png

4110 ms

bnr-solar-business.png

bnr-solar-business.png

4464 ms

bnr-boiler.png

bnr-boiler.png

4275 ms

bnr-storage-heater.png

bnr-storage-heater.png

4861 ms

btn-pagetop.png

btn-pagetop.png

4299 ms

swiper-left.png

swiper-left.png

4413 ms

swiper-right.png

swiper-right.png

4420 ms

analytics.js

analytics.js

47 ms

js

js

64 ms

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFBEj75s.ttf

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFBEj75s.ttf

163 ms

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFPYk75s.ttf

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFPYk75s.ttf

259 ms

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFLgk75s.ttf

-F6jfjtqLzI2JPCgQBnw7HFyzSD-AsregP8VFLgk75s.ttf

277 ms

footer.html

footer.html

4520 ms

collect

collect

97 ms

collect

collect

60 ms

clarity.js

clarity.js

19 ms

fa-solid-900.woff

fa-solid-900.woff

12 ms

fa-regular-400.woff

fa-regular-400.woff

20 ms

c.gif

c.gif

8 ms

Accessibility Review

j-sanyou.co.jp accessibility score

88

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

j-sanyou.co.jp best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

j-sanyou.co.jp SEO score

88

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 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 J-sanyou.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 J-sanyou.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

j-sanyou.co.jp

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