Tools & Wizards About Us

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

nihon-trim.co.jp

電解水素水/アルカリイオン整水器/株式会社日本トリム

Page Load Speed

14.6 sec in total

First Response

505 ms

Resources Loaded

13.7 sec

Page Rendered

355 ms

About Website

Visit nihon-trim.co.jp now to see the best up-to-date Nihon Trim content for Japan and also check out these interesting facts you probably never knew about nihon-trim.co.jp

株式会社日本トリムの公式サイトです。家庭用整水器製造をはじめとして、農業、医療など、様々なライフスタイル中の水を通して、快適で健康なヒューマンライフを創造してまいります。

Visit nihon-trim.co.jp

Key Findings

We analyzed Nihon-trim.co.jp page load time and found that the first response time was 505 ms and then it took 14.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

nihon-trim.co.jp performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value19.1 s

0/100

25%

SI (Speed Index)

Value16.5 s

0/100

10%

TBT (Total Blocking Time)

Value2,240 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.316

37/100

15%

TTI (Time to Interactive)

Value22.9 s

1/100

10%

Network Requests Diagram

nihon-trim.co.jp

505 ms

nihon-trim.co.jp

663 ms

www.nihon-trim.co.jp

2367 ms

gtm.js

114 ms

screen.css

787 ms

Our browser made a total of 121 requests to load all elements on the main page. We found that 60% of them (73 requests) were addressed to the original Nihon-trim.co.jp, 3% (4 requests) were made to Site-search.movabletype.net and 2% (3 requests) were made to Cdn.taboola.com. The less responsive or slowest element that took the longest time to load (6.2 sec) belongs to the original domain Nihon-trim.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 141.8 kB (6%)

Content Size

2.4 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nihon-trim.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. 60% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 47.1 kB

  • Original 60.0 kB
  • After minification 51.6 kB
  • After compression 12.9 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 8.3 kB, which is 14% 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 47.1 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 3.0 kB

  • Original 1.9 MB
  • After minification 1.9 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. Nihon Trim images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 78.8 kB

  • Original 453.5 kB
  • After minification 452.1 kB
  • After compression 374.7 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 78.8 kB or 17% of the original size.

CSS Optimization

-27%

Potential reduce by 12.9 kB

  • Original 48.5 kB
  • After minification 48.5 kB
  • After compression 35.6 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. Nihon-trim.co.jp needs all CSS files to be minified and compressed as it can save up to 12.9 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 59 (51%)

Requests Now

115

After Optimization

56

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 115 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nihon Trim. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

nihon-trim.co.jp accessibility score

65

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-*] attributes do not match their roles

High

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

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[aria-*] attributes do not have valid values

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

nihon-trim.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

nihon-trim.co.jp SEO score

79

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 doesn't use 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 Nihon-trim.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 Nihon-trim.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 data is detected on the main page of Nihon Trim. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: