Report Summary

  • 40

    Performance

    Renders faster than
    60% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

nikotama-kun.jp

二子玉川のポータルサイト 二子玉くん

Page Load Speed

13.4 sec in total

First Response

405 ms

Resources Loaded

12.5 sec

Page Rendered

513 ms

nikotama-kun.jp screenshot

About Website

Welcome to nikotama-kun.jp homepage info - get ready to check Nikotama Kun best content for Japan right away, or after learning these important things about nikotama-kun.jp

二子玉川のポータルサイト 二子玉くん。地域の店舗情報・ニュース配信・イベント情報・店舗集客・採用情報に。

Visit nikotama-kun.jp

Key Findings

We analyzed Nikotama-kun.jp page load time and found that the first response time was 405 ms and then it took 13 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

nikotama-kun.jp performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value9.7 s

11/100

10%

TBT (Total Blocking Time)

Value350 ms

73/100

30%

CLS (Cumulative Layout Shift)

Value0.041

99/100

15%

TTI (Time to Interactive)

Value15.9 s

6/100

10%

Network Requests Diagram

nikotama-kun.jp

405 ms

www.nikotama-kun.jp

426 ms

www.nikotama-kun.jp

1007 ms

style.css

681 ms

sp.css

497 ms

Our browser made a total of 136 requests to load all elements on the main page. We found that 81% of them (110 requests) were addressed to the original Nikotama-kun.jp, 5% (7 requests) were made to Pagead2.googlesyndication.com and 4% (6 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (4.8 sec) belongs to the original domain Nikotama-kun.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 530.7 kB (17%)

Content Size

3.0 MB

After Optimization

2.5 MB

In fact, the total size of Nikotama-kun.jp main page is 3.0 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. 65% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 87.5 kB

  • Original 107.2 kB
  • After minification 93.3 kB
  • After compression 19.7 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 14.0 kB, which is 13% 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 87.5 kB or 82% of the original size.

Image Optimization

-1%

Potential reduce by 33.2 kB

  • Original 2.3 MB
  • After minification 2.3 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. Nikotama Kun images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 199.7 kB

  • Original 363.0 kB
  • After minification 302.9 kB
  • After compression 163.3 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 199.7 kB or 55% of the original size.

CSS Optimization

-87%

Potential reduce by 210.3 kB

  • Original 242.0 kB
  • After minification 202.1 kB
  • After compression 31.7 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. Nikotama-kun.jp needs all CSS files to be minified and compressed as it can save up to 210.3 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (32%)

Requests Now

126

After Optimization

86

The browser has sent 126 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nikotama Kun. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

nikotama-kun.jp accessibility score

72

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

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

Best Practices

nikotama-kun.jp best practices score

50

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

nikotama-kun.jp SEO score

81

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Nikotama-kun.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 Nikotama-kun.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 Nikotama Kun. 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: