Access nihonzaitaku.co.jp. 中古ワンルームマンション投資

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value17.4 s

0/100

25%

SI (Speed Index)

Value20.3 s

0/100

10%

TBT (Total Blocking Time)

Value1,760 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value22.6 s

1/100

10%

nihonzaitaku.co.jp

573 ms

nihonzaitaku.co.jp

821 ms

gtm.js

94 ms

html5reset.css

869 ms

all.css

48 ms

Our browser made a total of 102 requests to load all elements on the main page. We found that 84% of them (86 requests) were addressed to the original Nihonzaitaku.co.jp, 6% (6 requests) were made to Use.fontawesome.com and 3% (3 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Nihonzaitaku.co.jp.

Content Size

6.3 MB

After Optimization

5.6 MB

In fact, the total size of Nihonzaitaku.co.jp main page is 6.3 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. 50% of websites need less resources to load. Images take 6.0 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 133.4 kB

Original 148.0 kB
After minification 73.1 kB
After compression 14.7 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 74.9 kB, which is 51% 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 133.4 kB or 90% of the original size.

Image Optimization

-10%

Potential reduce by 623.7 kB

Original 6.0 MB
After minification 5.4 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. Nihonzaitaku images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 11.9 kB

Original 81.2 kB
After minification 81.2 kB
After compression 69.3 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 11.9 kB or 15% of the original size.

CSS Optimization

-20%

Potential reduce by 14.6 kB

Original 74.0 kB
After minification 74.0 kB
After compression 59.5 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. Nihonzaitaku.co.jp needs all CSS files to be minified and compressed as it can save up to 14.6 kB or 20% of the original size.

Requests Now

After Optimization

The browser has sent 94 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nihonzaitaku. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not match their roles

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

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

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

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

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 Nihonzaitaku.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 Nihonzaitaku.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

nihonzaitaku.co.jp

Open Graph data is detected on the main page of Nihonzaitaku. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

中古ワンルームマンション投資 | 日本財託

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

nihonzaitaku.co.jp

nihonzaitaku.co.jp

gtm.js

html5reset.css

all.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

nihonzaitaku.co.jp

nihonzaitaku.co.jp

gtm.js

html5reset.css

all.css

css

slick.css

iziModal.min.css

parts.css

common.css

style_topbt.css

float-cta.css

all.css

swiper.min.css

jquery-1.12.3.min.js

header.js

swiper.min.js

js.cookie.min.js

analytics.js

ld.js

line-cta.css

iziModal.min.js

slick.min.js

local.js

footer.js

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