Tools & Wizards About Us
tact-net.jp screenshot

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

tact-net.jp

やる気スイッチグループ｜公式 - yarukiswitch.jp

Page Load Speed

7.8 sec in total

First Response

507 ms

Resources Loaded

7 sec

Page Rendered

251 ms

tact-net.jp screenshot

About Website

Welcome to tact-net.jp homepage info - get ready to check Tact Net best content for Japan right away, or after learning these important things about tact-net.jp

やる気スイッチグループは、個別指導塾のスクールIE、幼児教育のチャイルド・アイズ、英会話のウィンビー（WinBe）、英語学童保育のキッズデュオ（Kids Duo）、バイリンガル幼児園 Kids Duo Internationalほか、国内外でおよそ2,300教室以上を展開する総合教育グループです。

Visit tact-net.jp

Key Findings

We analyzed Tact-net.jp page load time and found that the first response time was 507 ms and then it took 7.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

tact-net.jp performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value10.6 s

7/100

10%

TBT (Total Blocking Time)

Value1,460 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.51

15/100

15%

TTI (Time to Interactive)

Value20.8 s

2/100

10%

Network Requests Diagram

tact-net.jp

507 ms

www.yarukiswitch.jp

1282 ms

reset.css

353 ms

style.css

709 ms

jquery.min.js

356 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Tact-net.jp, 93% (69 requests) were made to Yarukiswitch.jp and 1% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (3.7 sec) relates to the external source Yarukiswitch.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 351.2 kB (8%)

Content Size

4.5 MB

After Optimization

4.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tact-net.jp main page is 4.5 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. 55% of websites need less resources to load. Images take 4.1 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 240.2 kB

  • Original 270.3 kB
  • After minification 177.4 kB
  • After compression 30.1 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 92.9 kB, which is 34% 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 240.2 kB or 89% of the original size.

Image Optimization

-1%

Potential reduce by 37.9 kB

  • Original 4.1 MB
  • After minification 4.1 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. Tact Net images are well optimized though.

JavaScript Optimization

-56%

Potential reduce by 58.5 kB

  • Original 105.3 kB
  • After minification 105.3 kB
  • After compression 46.8 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 58.5 kB or 56% of the original size.

CSS Optimization

-38%

Potential reduce by 14.6 kB

  • Original 38.5 kB
  • After minification 38.5 kB
  • After compression 23.9 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. Tact-net.jp needs all CSS files to be minified and compressed as it can save up to 14.6 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (15%)

Requests Now

71

After Optimization

60

  • Images
  • JavaScript
  • CSS

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tact Net. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

tact-net.jp

tact-net.jp

507 ms

www.yarukiswitch.jp

www.yarukiswitch.jp

1282 ms

reset.css

reset.css

353 ms

style.css

style.css

709 ms

jquery.min.js

jquery.min.js

356 ms

_common.js

_common.js

556 ms

top.js

top.js

529 ms

css

css

32 ms

j.php

j.php

382 ms

logo_header.png

logo_header.png

381 ms

menu01_photo_001.jpg

menu01_photo_001.jpg

377 ms

icon_arrow_white.png

icon_arrow_white.png

378 ms

menu02_photo_001.jpg

menu02_photo_001.jpg

542 ms

menu04_photo_001new.jpg

menu04_photo_001new.jpg

732 ms

menu02_icon_yss.jpg

menu02_icon_yss.jpg

376 ms

menu02_icon_ie.jpg

menu02_icon_ie.jpg

544 ms

menu02_icon_ce.jpg

menu02_icon_ce.jpg

545 ms

menu02_icon_ninja.jpg

menu02_icon_ninja.jpg

552 ms

menu02_icon_wb.jpg

menu02_icon_wb.jpg

718 ms

menu02_icon_kd.jpg

menu02_icon_kd.jpg

720 ms

menu02_icon_kdi.jpg

menu02_icon_kdi.jpg

722 ms

menu02_icon_iks.jpg

menu02_icon_iks.jpg

733 ms

menu02_icon_hallo.jpg

menu02_icon_hallo.jpg

733 ms

menu05_photo_001.jpg

menu05_photo_001.jpg

1068 ms

menu05_icon_001.jpg

menu05_icon_001.jpg

895 ms

menu05_icon_002.jpg

menu05_icon_002.jpg

898 ms

menu05_icon_003.jpg

menu05_icon_003.jpg

911 ms

menu05_icon_005.jpg

menu05_icon_005.jpg

913 ms

menu05_icon_004.jpg

menu05_icon_004.jpg

914 ms

menu06_photo_001.jpg

menu06_photo_001.jpg

1071 ms

img_mv_001.jpg

img_mv_001.jpg

1430 ms

img_mv_002.jpg

img_mv_002.jpg

1632 ms

img_mv_003.jpg

img_mv_003.jpg

2948 ms

img_mv_004.jpg

img_mv_004.jpg

1638 ms

img_mv_005.jpg

img_mv_005.jpg

2298 ms

img_mv_006.jpg

img_mv_006.jpg

1955 ms

deco_scroll.png

deco_scroll.png

1605 ms

scroll.png

scroll.png

1783 ms

maint_title.png

maint_title.png

1814 ms

logo_school.png

logo_school.png

1819 ms

bg_photo_004.jpg

bg_photo_004.jpg

2314 ms

icon_arrow_red.png

icon_arrow_red.png

1993 ms

top_logo_ie.png

top_logo_ie.png

2001 ms

img_photo_ie.jpg

img_photo_ie.jpg

2132 ms

top_logo_ce.png

top_logo_ce.png

2174 ms

gtm.js

gtm.js

199 ms

img_photo_ce.jpg

img_photo_ce.jpg

1862 ms

QdVUSTchPBm7nuUeVf70viFg.ttf

QdVUSTchPBm7nuUeVf70viFg.ttf

48 ms

top_logo_nn.png

top_logo_nn.png

1938 ms

img_photo_ninja.jpg

img_photo_ninja.jpg

1986 ms

top_logo_wb.png

top_logo_wb.png

1990 ms

img_photo_wb.jpg

img_photo_wb.jpg

1936 ms

top_logo_kd.png

top_logo_kd.png

1947 ms

img_photo_kd.jpg

img_photo_kd.jpg

1952 ms

top_logo_kdi.png

top_logo_kdi.png

1991 ms

img_photo_kdi_new.jpg

img_photo_kdi_new.jpg

1833 ms

top_logo_iks.png

top_logo_iks.png

1935 ms

img_photo_iks.jpg

img_photo_iks.jpg

1944 ms

top_logo_hallo.png

top_logo_hallo.png

1944 ms

img_photo_hallo.jpg

img_photo_hallo.jpg

1990 ms

bg_photo_003.png

bg_photo_003.png

2000 ms

img_global_new.png

img_global_new.png

3691 ms

icon_nn.png

icon_nn.png

1943 ms

icon_kd.png

icon_kd.png

1939 ms

icon_ce.png

icon_ce.png

1990 ms

icon_ie.png

icon_ie.png

2000 ms

icon_iks.png

icon_iks.png

1948 ms

icon_kdi.png

icon_kdi.png

1955 ms

icon_wb.png

icon_wb.png

1650 ms

img_special_01.png

img_special_01.png

1489 ms

img_special_02.png

img_special_02.png

1678 ms

btn_pagetop.png

btn_pagetop.png

1554 ms

logo_footer.png

logo_footer.png

1419 ms

icon_arrow_site.png

icon_arrow_site.png

1451 ms

Accessibility Review

tact-net.jp accessibility score

79

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

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

tact-net.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

SEO Factors

tact-net.jp SEO score

89

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tact-net.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Tact-net.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

tact-net.jp

Open Graph description is not detected on the main page of Tact Net. 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: