Tools & Wizards About Us
gatsby.jp screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    38% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 70% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

gatsby.jp

GATSBY - ギャツビー｜mandom

Page Load Speed

9 sec in total

First Response

479 ms

Resources Loaded

8 sec

Page Rendered

527 ms

gatsby.jp screenshot

About Website

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

GATSBY（ギャツビー）の公式ブランドサイト。商品情報やセルフテクニック、フェイス・ヘア・ボディケア情報などを紹介します。ギャツビーは男のカッコイイをサポート。

Visit gatsby.jp

Key Findings

We analyzed Gatsby.jp page load time and found that the first response time was 479 ms and then it took 8.6 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

gatsby.jp performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.1 s

1/100

10%

LCP (Largest Contentful Paint)

Value9.8 s

0/100

25%

SI (Speed Index)

Value22.3 s

0/100

10%

TBT (Total Blocking Time)

Value1,440 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value19.1 s

3/100

10%

Network Requests Diagram

gatsby.jp

479 ms

www.gatsby.jp

1258 ms

reset.css

306 ms

common.css

920 ms

top.css

812 ms

Our browser made a total of 162 requests to load all elements on the main page. We found that 77% of them (124 requests) were addressed to the original Gatsby.jp, 5% (8 requests) were made to Google.com and 2% (4 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Gatsby.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (44%)

Content Size

2.7 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Gatsby.jp main page is 2.7 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 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 96.1 kB

  • Original 115.9 kB
  • After minification 105.0 kB
  • After compression 19.8 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 96.1 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 23.2 kB

  • Original 1.2 MB
  • After minification 1.2 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. GATSBY images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 702.6 kB

  • Original 960.9 kB
  • After minification 782.3 kB
  • After compression 258.3 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 702.6 kB or 73% of the original size.

CSS Optimization

-86%

Potential reduce by 379.2 kB

  • Original 443.3 kB
  • After minification 408.3 kB
  • After compression 64.1 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. Gatsby.jp needs all CSS files to be minified and compressed as it can save up to 379.2 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 69 (45%)

Requests Now

155

After Optimization

86

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 155 CSS, Javascripts, AJAX and image requests in order to completely render the main page of GATSBY. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

gatsby.jp

gatsby.jp

479 ms

www.gatsby.jp

www.gatsby.jp

1258 ms

reset.css

reset.css

306 ms

common.css

common.css

920 ms

top.css

top.css

812 ms

plugin.js

plugin.js

1784 ms

common.js

common.js

1137 ms

top.js

top.js

608 ms

paper-kyodai.css

paper-kyodai.css

771 ms

paper-kyodai.js

paper-kyodai.js

622 ms

line-button.js

line-button.js

516 ms

insight.min.js

insight.min.js

384 ms

seg.js

seg.js

380 ms

icon-rain.png

icon-rain.png

171 ms

icon-percent.png

icon-percent.png

172 ms

icon-humid.png

icon-humid.png

172 ms

icon-temperature.png

icon-temperature.png

170 ms

icon-celsius.png

icon-celsius.png

171 ms

map-pc.png

map-pc.png

678 ms

sdk.js

sdk.js

304 ms

head-logo.png

head-logo.png

371 ms

gnav2in-icon-balloon-pc.gif

gnav2in-icon-balloon-pc.gif

371 ms

gnav-product.png

gnav-product.png

370 ms

gnav-howto.png

gnav-howto.png

372 ms

gnav-adgallery.png

gnav-adgallery.png

371 ms

gnav-salon.png

gnav-salon.png

527 ms

gnav-special.png

gnav-special.png

526 ms

gnav-sitemap.png

gnav-sitemap.png

542 ms

loading-weather.gif

loading-weather.gif

542 ms

icon-amazon01.png

icon-amazon01.png

527 ms

icon-search.png

icon-search.png

691 ms

cse.js

cse.js

94 ms

gnav2-news.png

gnav2-news.png

676 ms

gnav2-haircare.png

gnav2-haircare.png

684 ms

gnav2-haircolor.png

gnav2-haircolor.png

711 ms

gnav2-hairstyling.png

gnav2-hairstyling.png

710 ms

gnav2-facecare.png

gnav2-facecare.png

823 ms

gnav2-shaving.png

gnav2-shaving.png

828 ms

gnav2-bodycare.png

gnav2-bodycare.png

843 ms

gnav2-fragrance.png

gnav2-fragrance.png

836 ms

gnav2-other.png

gnav2-other.png

851 ms

cse.js

cse.js

96 ms

bg-map1-pc.png

bg-map1-pc.png

844 ms

bg-map2-pc.png

bg-map2-pc.png

977 ms

title-selectpref-pc.png

title-selectpref-pc.png

2518 ms

btn-close-pc.png

btn-close-pc.png

984 ms

shadow.png

shadow.png

989 ms

border-slash.png

border-slash.png

1005 ms

icon-twitter-pc.png

icon-twitter-pc.png

1006 ms

title-howto-pc.jpg

title-howto-pc.jpg

1140 ms

btn-more-pc.jpg

btn-more-pc.jpg

1137 ms

list-haircolor-pc.png

list-haircolor-pc.png

1143 ms

widgets.js

widgets.js

81 ms

gtm.js

gtm.js

77 ms

iframe_api

iframe_api

136 ms

jsapi

jsapi

42 ms

button.831500944bc3eb7ea5276ccdc3f71d2e.js

button.831500944bc3eb7ea5276ccdc3f71d2e.js

234 ms

analytics.js

analytics.js

67 ms

default+ja.css

default+ja.css

15 ms

default.css

default.css

59 ms

default+ja.I.js

default+ja.I.js

17 ms

weather.php

weather.php

1035 ms

twitter.json

twitter.json

1021 ms

twitter.php

twitter.php

1146 ms

1195 ms

list-haircolor-howicon-pc.png

list-haircolor-howicon-pc.png

1147 ms

default.css

default.css

163 ms

async-ads.js

async-ads.js

100 ms

google_custom_search_watermark.gif

google_custom_search_watermark.gif

55 ms

collect

collect

45 ms

collect

collect

136 ms

www-widgetapi.js

www-widgetapi.js

126 ms

small-logo.png

small-logo.png

86 ms

search_box_icon.png

search_box_icon.png

68 ms

198 ms

xd_arbiter.php

xd_arbiter.php

316 ms

xd_arbiter.php

xd_arbiter.php

497 ms

list-hairstyling-pc.png

list-hairstyling-pc.png

978 ms

list-hairstyling-howicon-pc.png

list-hairstyling-howicon-pc.png

986 ms

list-facecare-pc.png

list-facecare-pc.png

1093 ms

list-facecare-howicon-pc.png

list-facecare-howicon-pc.png

1113 ms

list-bodycare-pc.png

list-bodycare-pc.png

1139 ms

sg

sg

167 ms

__li.gif

__li.gif

164 ms

tweet_button.6a78875565a912489e9aef879c881358.ja.html

tweet_button.6a78875565a912489e9aef879c881358.ja.html

41 ms

-EqFqFb-fWs

-EqFqFb-fWs

59 ms

www-embed-player-vflZsBgOl.css

www-embed-player-vflZsBgOl.css

19 ms

www-embed-player.js

www-embed-player.js

70 ms

base.js

base.js

113 ms

list-bodycare-howicon-pc.png

list-bodycare-howicon-pc.png

992 ms

title-product-pc.jpg

title-product-pc.jpg

990 ms

list-newproduct-pc.png

list-newproduct-pc.png

1090 ms

list-newproduct-icon-pc.png

list-newproduct-icon-pc.png

1105 ms

list-haircare-pc.png

list-haircare-pc.png

1130 ms

jot

jot

180 ms

yrK4EqpSRdoujKQmsJoZ5WaLgeULvcWnibQMQSxOOnM.js

yrK4EqpSRdoujKQmsJoZ5WaLgeULvcWnibQMQSxOOnM.js

34 ms

ad_status.js

ad_status.js

61 ms

2UX7WLTfW3W8TclTUvlFyQ.woff

2UX7WLTfW3W8TclTUvlFyQ.woff

70 ms

RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff

RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff

80 ms

list-haircare-icon-pc.png

list-haircare-icon-pc.png

1003 ms

list-haircolor-icon-pc.png

list-haircolor-icon-pc.png

998 ms

list-hairstyling-icon-pc.png

list-hairstyling-icon-pc.png

1080 ms

list-facecare-icon-pc.png

list-facecare-icon-pc.png

1116 ms

list-shaving-pc.png

list-shaving-pc.png

1117 ms

list-shaving-icon-pc.png

list-shaving-icon-pc.png

1110 ms

list-bodycare-icon-pc.png

list-bodycare-icon-pc.png

1015 ms

list-fragrance-pc.png

list-fragrance-pc.png

1090 ms

list-fragrance-icon-pc.png

list-fragrance-icon-pc.png

1124 ms

list-others-pc.png

list-others-pc.png

1134 ms

list-others-icon-pc.png

list-others-icon-pc.png

1138 ms

list-productsearch-pc.png

list-productsearch-pc.png

1148 ms

list-productsearch-icon-pc.png

list-productsearch-icon-pc.png

1086 ms

spclist-adgallery-photo-pc.jpg

spclist-adgallery-photo-pc.jpg

1456 ms

spclist-adgallery-pc.jpg

spclist-adgallery-pc.jpg

1139 ms

spclist-salon-photo-pc.jpg

spclist-salon-photo-pc.jpg

1302 ms

spclist-salon-pc.jpg

spclist-salon-pc.jpg

1148 ms

spclist-no1-photo-pc.jpg

spclist-no1-photo-pc.jpg

1081 ms

spclist-no1-pc.jpg

spclist-no1-pc.jpg

1168 ms

spclist-cm-photo-pc.jpg

spclist-cm-photo-pc.jpg

1176 ms

spclist-cm-pc.jpg

spclist-cm-pc.jpg

1200 ms

spclist-unlimited-photo-pc.jpg

spclist-unlimited-photo-pc.jpg

1288 ms

spclist-unlimited-pc.jpg

spclist-unlimited-pc.jpg

1171 ms

spclist-dance-photo-pc.jpg

spclist-dance-photo-pc.jpg

1340 ms

spclist-dance-pc.jpg

spclist-dance-pc.jpg

1195 ms

spclist-kamicolle-photo-pc.jpg

spclist-kamicolle-photo-pc.jpg

1591 ms

spclist-kamicolle-pc.jpg

spclist-kamicolle-pc.jpg

1277 ms

spclist-hairjamru-photo-pc.jpg

spclist-hairjamru-photo-pc.jpg

1190 ms

spclist-hairjamru-pc.jpg

spclist-hairjamru-pc.jpg

1356 ms

spclist-arrow-l-pc.png

spclist-arrow-l-pc.png

1187 ms

spclist-arrow-r-pc.png

spclist-arrow-r-pc.png

1276 ms

title-sns-pc.png

title-sns-pc.png

1298 ms

sns-facebook-icon-pc.png

sns-facebook-icon-pc.png

1206 ms

sns-facebook-pc.png

sns-facebook-pc.png

1204 ms

sns-twitter-icon-pc.png

sns-twitter-icon-pc.png

1275 ms

sns-twitter-pc.png

sns-twitter-pc.png

1306 ms

sns-youtube-icon-pc.png

sns-youtube-icon-pc.png

1305 ms

sns-youtube-pc.png

sns-youtube-pc.png

1222 ms

sns-vine-icon-pc.png

sns-vine-icon-pc.png

1198 ms

sns-vine-pc.png

sns-vine-pc.png

1282 ms

title-news-pc.jpg

title-news-pc.jpg

1270 ms

btn-newsscroll-pc.png

btn-newsscroll-pc.png

1296 ms

bnr-lead.jpg

bnr-lead.jpg

1222 ms

bnr-yokohamafc.jpg

bnr-yokohamafc.jpg

1328 ms

bnr-vegalta.jpg

bnr-vegalta.jpg

1174 ms

bnr-fcosaka.jpg

bnr-fcosaka.jpg

1263 ms

btn-pagetop-pc.png

btn-pagetop-pc.png

1264 ms

btn-langnav-pc.png

btn-langnav-pc.png

1225 ms

foot-logo.png

foot-logo.png

1167 ms

none

none

1143 ms

keyv-main01-pc.jpg

keyv-main01-pc.jpg

2421 ms

keyv-main02-pc.jpg

keyv-main02-pc.jpg

2724 ms

keyv-main03-pc.jpg

keyv-main03-pc.jpg

1735 ms

keyv-main04-pc.jpg

keyv-main04-pc.jpg

1453 ms

anim-loading-pc.png

anim-loading-pc.png

1084 ms

map-over-pc.png

map-over-pc.png

1009 ms

tokyo.png

tokyo.png

1142 ms

sunny.gif

sunny.gif

1147 ms

num0.png

num0.png

1242 ms

num70.png

num70.png

1255 ms

num5.png

num5.png

1291 ms

location.gif

location.gif

1299 ms

www.gatsby.jp

www.gatsby.jp

809 ms

Accessibility Review

gatsby.jp accessibility score

88

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

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>).

Best Practices

gatsby.jp best practices score

67

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

gatsby.jp SEO score

75

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

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 Gatsby.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 Gatsby.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

gatsby.jp

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