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sakuramobile.jp screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

sakuramobile.jp

Pocket WiFi & SIM Card Rental Japan - Sakura Mobile

Page Load Speed

3.2 sec in total

First Response

23 ms

Resources Loaded

2.6 sec

Page Rendered

576 ms

sakuramobile.jp screenshot

About Website

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

Japan Pocket WiFi & SIM Cards plans from Sakura Mobile. Perfect for visitors traveling in Japan. Rent short-term Prepaid Data SIM Cards and Pocket WiFi at affordable prices!

Visit sakuramobile.jp

Key Findings

We analyzed Sakuramobile.jp page load time and found that the first response time was 23 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

sakuramobile.jp performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value7.0 s

32/100

10%

TBT (Total Blocking Time)

Value2,620 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value16.4 s

5/100

10%

Network Requests Diagram

sakuramobile.jp

23 ms

sakuramobile.jp

28 ms

www.sakuramobile.jp

1049 ms

style.min.css

140 ms

css2

163 ms

Our browser made a total of 84 requests to load all elements on the main page. We found that 63% of them (53 requests) were addressed to the original Sakuramobile.jp, 7% (6 requests) were made to C0.wp.com and 7% (6 requests) were made to Staticw2.yotpo.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Sakuramobile.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (23%)

Content Size

4.9 MB

After Optimization

3.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sakuramobile.jp main page is 4.9 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.6 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 95.7 kB

  • Original 114.4 kB
  • After minification 109.7 kB
  • After compression 18.8 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 95.7 kB or 84% of the original size.

Image Optimization

-22%

Potential reduce by 1.0 MB

  • Original 4.6 MB
  • After minification 3.6 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. Obviously, Sakura Mobile needs image optimization as it can save up to 1.0 MB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-8%

Potential reduce by 5.3 kB

  • Original 63.0 kB
  • After minification 63.0 kB
  • After compression 57.7 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. This website has mostly compressed JavaScripts.

CSS Optimization

-13%

Potential reduce by 19.5 kB

  • Original 152.5 kB
  • After minification 152.5 kB
  • After compression 133.0 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. Sakuramobile.jp needs all CSS files to be minified and compressed as it can save up to 19.5 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 55 (69%)

Requests Now

80

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sakura Mobile. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sakuramobile.jp

sakuramobile.jp

23 ms

sakuramobile.jp

sakuramobile.jp

28 ms

www.sakuramobile.jp

www.sakuramobile.jp

1049 ms

style.min.css

style.min.css

140 ms

css2

css2

163 ms

jquery-ui-1.13.2.css

jquery-ui-1.13.2.css

26 ms

swiper-bundle-11.0.2.min.css

swiper-bundle-11.0.2.min.css

72 ms

wtools.css

wtools.css

116 ms

style.css

style.css

70 ms

common.css

common.css

72 ms

app.css

app.css

98 ms

addStyle2023.css

addStyle2023.css

139 ms

base.css

base.css

149 ms

section.css

section.css

152 ms

block.css

block.css

149 ms

block-compatibility-2023.css

block-compatibility-2023.css

159 ms

style.css

style.css

158 ms

tablepress-combined.min.css

tablepress-combined.min.css

161 ms

jquery.fancybox.min.css

jquery.fancybox.min.css

175 ms

jetpack.css

jetpack.css

149 ms

jquery.min.js

jquery.min.js

174 ms

external-nojq.js

external-nojq.js

199 ms

common-data.js

common-data.js

195 ms

common.js

common.js

199 ms

pricing_util.js

pricing_util.js

198 ms

mobile-detect.min.js

mobile-detect.min.js

214 ms

reporter.js

reporter.js

218 ms

js.cookie-2.1.3.min.js

js.cookie-2.1.3.min.js

220 ms

jquery.bind-first-0.2.3.min.js

jquery.bind-first-0.2.3.min.js

220 ms

vimeo.min.js

vimeo.min.js

221 ms

public.js

public.js

225 ms

script.php

script.php

976 ms

js

js

169 ms

addStyle.css

addStyle.css

235 ms

addStyle2023.css

addStyle2023.css

233 ms

photon.min.js

photon.min.js

161 ms

gprofiles.js

gprofiles.js

163 ms

wpgroho.js

wpgroho.js

152 ms

app.js

app.js

256 ms

5016a31c8c.js

5016a31c8c.js

189 ms

jquery.fancybox.min.js

jquery.fancybox.min.js

258 ms

jquery.easing.min.js

jquery.easing.min.js

257 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

257 ms

lazy-images.min.js

lazy-images.min.js

150 ms

wp-embed.min.js

wp-embed.min.js

160 ms

e-202430.js

e-202430.js

186 ms

gtm.js

gtm.js

449 ms

logo-sakura-mb.svg

logo-sakura-mb.svg

109 ms

logo-sakura.svg

logo-sakura.svg

105 ms

image-frontpage-main-travel.jpg

image-frontpage-main-travel.jpg

113 ms

icon-circle-travel.png

icon-circle-travel.png

111 ms

image-sim-esim.png

image-sim-esim.png

111 ms

image-wifi.png

image-wifi.png

111 ms

image-frontpage-main-long.jpg

image-frontpage-main-long.jpg

196 ms

icon-circle-long.png

icon-circle-long.png

195 ms

image-sim-l-v.png

image-sim-l-v.png

197 ms

image-wifi2.png

image-wifi2.png

203 ms

bnr-promo-now.png

bnr-promo-now.png

416 ms

image-frontpage-intro1.svg

image-frontpage-intro1.svg

200 ms

image-frontpage-intro2.svg

image-frontpage-intro2.svg

201 ms

image-frontpage-intro3.svg

image-frontpage-intro3.svg

198 ms

Japanese-Castles-Pt-1.png

Japanese-Castles-Pt-1.png

429 ms

Untitled-design-5-3.png

Untitled-design-5-3.png

426 ms

SA4_-Blog-Thumbnail.png

SA4_-Blog-Thumbnail.png

423 ms

footer-logo-travel.svg

footer-logo-travel.svg

416 ms

footer-logo-long.svg

footer-logo-long.svg

406 ms

widget.js

widget.js

347 ms

icon-arrow-pink.svg

icon-arrow-pink.svg

319 ms

uh.js

uh.js

778 ms

in.php

in.php

244 ms

5016a31c8c.css

5016a31c8c.css

91 ms

widget.css

widget.css

127 ms

font-awesome-css.min.css

font-awesome-css.min.css

13 ms

open_sans.css

open_sans.css

24 ms

i

i

128 ms

yotpo_site_reviews

yotpo_site_reviews

162 ms

testimonials

testimonials

233 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

89 ms

i

i

20 ms

sign_in_url

sign_in_url

37 ms

i

i

4 ms

i

i

35 ms

i

i

35 ms

i

i

36 ms

Accessibility Review

sakuramobile.jp accessibility score

86

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.

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 IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

sakuramobile.jp best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Page has valid source maps

SEO Factors

sakuramobile.jp SEO score

83

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

Links do not have descriptive text

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sakuramobile.jp can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Sakuramobile.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

sakuramobile.jp

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