Report Summary

  • 49

    Performance

    Renders faster than
    68% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

ohm-electric.co.jp

株式会社オーム電機 | OHM ELECTRIC INC.

Page Load Speed

9.1 sec in total

First Response

1.6 sec

Resources Loaded

7.2 sec

Page Rendered

276 ms

ohm-electric.co.jp screenshot

About Website

Visit ohm-electric.co.jp now to see the best up-to-date OHM ELECTRIC content for Japan and also check out these interesting facts you probably never knew about ohm-electric.co.jp

【株式会社オーム電機】公式サイトです。オーム電機は、電気用品のメーカー・ベンダーとして、家庭用の配線器具やオーディオ用品、照明器具、理美容用品など家庭で実用的な商品を多数取り揃えております。

Visit ohm-electric.co.jp

Key Findings

We analyzed Ohm-electric.co.jp page load time and found that the first response time was 1.6 sec and then it took 7.5 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

ohm-electric.co.jp performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.3 s

3/100

10%

LCP (Largest Contentful Paint)

Value8.9 s

1/100

25%

SI (Speed Index)

Value11.8 s

4/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.081

94/100

15%

TTI (Time to Interactive)

Value8.3 s

39/100

10%

Network Requests Diagram

www.ohm-electric.co.jp

1642 ms

reset.css

332 ms

common.css

653 ms

contents.css

687 ms

topstage.css

585 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 97% of them (84 requests) were addressed to the original Ohm-electric.co.jp, 2% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Ohm-electric.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 355.9 kB (18%)

Content Size

2.0 MB

After Optimization

1.6 MB

In fact, the total size of Ohm-electric.co.jp main page is 2.0 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. 45% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 26.7 kB

  • Original 33.5 kB
  • After minification 32.4 kB
  • After compression 6.8 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 26.7 kB or 80% of the original size.

Image Optimization

-7%

Potential reduce by 121.1 kB

  • Original 1.6 MB
  • After minification 1.5 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. OHM ELECTRIC images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 165.7 kB

  • Original 271.2 kB
  • After minification 268.6 kB
  • After compression 105.5 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 165.7 kB or 61% of the original size.

CSS Optimization

-85%

Potential reduce by 42.4 kB

  • Original 49.9 kB
  • After minification 39.8 kB
  • After compression 7.5 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. Ohm-electric.co.jp needs all CSS files to be minified and compressed as it can save up to 42.4 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (23%)

Requests Now

86

After Optimization

66

The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OHM ELECTRIC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

ohm-electric.co.jp accessibility score

77

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

Form elements do not have associated labels

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

ohm-electric.co.jp best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

ohm-electric.co.jp SEO score

79

Search Engine Optimization Advices

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 Ohm-electric.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 Ohm-electric.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

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