Tools & Wizards About Us
partsclub.jp screenshot

Report Summary

  • 2

    Performance

    Renders faster than
    20% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

partsclub.jp

ビーズ・手作りアクセサリーパーツ販売｜Parts Club（パーツクラブ）

Page Load Speed

15.3 sec in total

First Response

1.3 sec

Resources Loaded

13.1 sec

Page Rendered

803 ms

partsclub.jp screenshot

About Website

Click here to check amazing Parts Club content for Japan. Otherwise, check out these important facts you probably never knew about partsclub.jp

ビーズ・手作りアクセサリーパーツを扱うお店「パーツクラブ(partsclub)」の通信販売を行っているオンラインショップです。商品購入時に使えるポイント制度も実施しています。オリジナルキットや作り方のレシピも充実。

Visit partsclub.jp

Key Findings

We analyzed Partsclub.jp page load time and found that the first response time was 1.3 sec and then it took 13.9 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

partsclub.jp performance score

2

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value10.0 s

0/100

25%

SI (Speed Index)

Value15.7 s

0/100

10%

TBT (Total Blocking Time)

Value4,820 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value1.083

2/100

15%

TTI (Time to Interactive)

Value28.1 s

0/100

10%

Network Requests Diagram

www.partsclub.jp

1342 ms

style.css

696 ms

display_switch.css

676 ms

cookie_policy.css

712 ms

jquery.js

688 ms

Our browser made a total of 209 requests to load all elements on the main page. We found that 93% of them (195 requests) were addressed to the original Partsclub.jp, 1% (2 requests) were made to Tagdelivery.visumo.io and 1% (2 requests) were made to Contents.visumo.io. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Partsclub.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 135.5 kB (4%)

Content Size

3.8 MB

After Optimization

3.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Partsclub.jp main page is 3.8 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. 70% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 98.6 kB

  • Original 113.0 kB
  • After minification 75.5 kB
  • After compression 14.4 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 37.5 kB, which is 33% 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 98.6 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 14.3 kB

  • Original 2.9 MB
  • After minification 2.9 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. Parts Club images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 12.0 kB

  • Original 718.8 kB
  • After minification 717.9 kB
  • After compression 706.7 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

-22%

Potential reduce by 10.6 kB

  • Original 47.6 kB
  • After minification 46.9 kB
  • After compression 37.0 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. Partsclub.jp needs all CSS files to be minified and compressed as it can save up to 10.6 kB or 22% of the original size.

Requests Breakdown

Number of requests can be reduced by 83 (41%)

Requests Now

204

After Optimization

121

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 204 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Parts Club. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 26 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.partsclub.jp

www.partsclub.jp

1342 ms

style.css

style.css

696 ms

display_switch.css

display_switch.css

676 ms

cookie_policy.css

cookie_policy.css

712 ms

jquery.js

jquery.js

688 ms

jquery-ui.js

jquery-ui.js

712 ms

jquery.balloon.js

jquery.balloon.js

808 ms

jquery.tile.min.js

jquery.tile.min.js

1354 ms

common.js

common.js

1358 ms

search_suggest.js

search_suggest.js

883 ms

user.js

user.js

1355 ms

goods_change_qty.js

goods_change_qty.js

1387 ms

jquery.lazyload.min.js

jquery.lazyload.min.js

1480 ms

jquery.bxslider.min.js

jquery.bxslider.min.js

1535 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

1533 ms

module.js

module.js

1528 ms

visumo_ga.js

visumo_ga.js

1535 ms

css

css

52 ms

slick.css

slick.css

1559 ms

slick-theme.css

slick-theme.css

2153 ms

mastertemplate_3_pc.css

mastertemplate_3_pc.css

1714 ms

slick.min.js

slick.min.js

2041 ms

mastertemplate_2.js

mastertemplate_2.js

1712 ms

js

js

90 ms

goods_ajax_cart.js

goods_ajax_cart.js

2270 ms

abtest.js

abtest.js

2233 ms

recommend.js

recommend.js

690 ms

goods_cartlist.js

goods_cartlist.js

1886 ms

script

script

1189 ms

igniter.js

igniter.js

46 ms

ecbn-selection-widget.js

ecbn-selection-widget.js

23 ms

jquery.cookie.js

jquery.cookie.js

1738 ms

goods_history.js

goods_history.js

1911 ms

msgsvc.js

msgsvc.js

686 ms

cookie_policy.js

cookie_policy.js

1915 ms

reset.css

reset.css

2024 ms

s_lmr.css

s_lmr.css

2023 ms

common.css

common.css

1549 ms

sidebox.css

sidebox.css

1646 ms

category.css

category.css

1717 ms

goods.css

goods.css

1728 ms

order.css

order.css

2286 ms

customer.css

customer.css

1826 ms

etc.css

etc.css

1895 ms

quickorder.css

quickorder.css

2403 ms

userreview.css

userreview.css

2502 ms

core.css

core.css

2074 ms

skin.css

skin.css

2185 ms

dropframe.css

dropframe.css

2184 ms

nivo-slider.css

nivo-slider.css

2142 ms

user.css

user.css

2191 ms

freepage.css

freepage.css

1715 ms

search_suggest.css

search_suggest.css

1767 ms

jquery-ui.css

jquery-ui.css

2303 ms

analytics.js

analytics.js

144 ms

sitelogo.png

sitelogo.png

187 ms

hanv_member.png

hanv_member.png

188 ms

hnav_login.png

hnav_login.png

186 ms

facebook.png

facebook.png

188 ms

twitter.png

twitter.png

1300 ms

instagram.png

instagram.png

199 ms

hnav_service01_2024new.png

hnav_service01_2024new.png

355 ms

hnav_service02_2024new.png

hnav_service02_2024new.png

377 ms

basket.aspx

basket.aspx

1236 ms

gnav_bg.png

gnav_bg.png

1232 ms

gnav_category.png

gnav_category.png

1232 ms

gnav_recipe.png

gnav_recipe.png

1230 ms

gnav_kit.png

gnav_kit.png

1231 ms

gnav_feature.png

gnav_feature.png

1390 ms

gnav_store.png

gnav_store.png

1390 ms

gnav_big.png

gnav_big.png

1393 ms

hnav_large_order.png

hnav_large_order.png

1396 ms

hnav_favorite.png

hnav_favorite.png

1905 ms

hnav_cart.png

hnav_cart.png

1895 ms

ttl_keyword.png

ttl_keyword.png

1560 ms

beginner.jpg

beginner.jpg

1568 ms

no00923.jpg

no00923.jpg

1572 ms

wacharm.jpg

wacharm.jpg

1568 ms

nail.jpg

nail.jpg

1731 ms

flower2024spring.jpg

flower2024spring.jpg

1738 ms

detail_link.png

detail_link.png

2254 ms

go.png

go.png

1752 ms

pc240502_1.jpg

pc240502_1.jpg

1831 ms

pc240425_1.jpg

pc240425_1.jpg

1850 ms

pc240418_1event.jpg

pc240418_1event.jpg

1850 ms

pc240411_1event.jpg

pc240411_1event.jpg

1995 ms

pc240411_2event.jpg

pc240411_2event.jpg

2007 ms

pc240404_1event.jpg

pc240404_1event.jpg

2004 ms

fancolle_ranking2403.jpg

fancolle_ranking2403.jpg

2027 ms

minibanner_new240502_01.jpg

minibanner_new240502_01.jpg

2038 ms

minibanner_new240502_02.jpg

minibanner_new240502_02.jpg

2173 ms

minibanner_new240502_03.jpg

minibanner_new240502_03.jpg

2146 ms

minibanner_kit240502.jpg

minibanner_kit240502.jpg

2141 ms

minibanner_new240425_02.jpg

minibanner_new240425_02.jpg

2657 ms

minibanner_resin240418.jpg

minibanner_resin240418.jpg

2158 ms

minibanner_resincontest2024.jpg

minibanner_resincontest2024.jpg

2296 ms

font

font

30 ms

slick.woff

slick.woff

2119 ms

ca0f80e1-f80a-46fc-b7c2-36942ed346e1.js

ca0f80e1-f80a-46fc-b7c2-36942ed346e1.js

894 ms

minibanner_bopis220428.jpg

minibanner_bopis220428.jpg

2094 ms

hbn_track.js

hbn_track.js

812 ms

minibanner_cc230915.jpg

minibanner_cc230915.jpg

1212 ms

summer2025banner.jpg

summer2025banner.jpg

1240 ms

image_loading.gif

image_loading.gif

1375 ms

etokit2024_231214.jpg

etokit2024_231214.jpg

1375 ms

obukuro_banner.jpg

obukuro_banner.jpg

1382 ms

SA436_top_3.jpg

SA436_top_3.jpg

1386 ms

SA435_top_2.jpg

SA435_top_2.jpg

1271 ms

SA434_top_2.jpg

SA434_top_2.jpg

1398 ms

SA433_top_2.jpg

SA433_top_2.jpg

1385 ms

SA432_top_2.jpg

SA432_top_2.jpg

1392 ms

e6031d02-2137-48f1-ae3d-56acf4a60d49

e6031d02-2137-48f1-ae3d-56acf4a60d49

855 ms

event_240411.jpg

event_240411.jpg

1247 ms

event_240411_2.jpg

event_240411_2.jpg

1272 ms

event_240404.jpg

event_240404.jpg

1386 ms

event_240328.jpg

event_240328.jpg

1384 ms

event_240321.jpg

event_240321.jpg

1234 ms

event_240314.jpg

event_240314.jpg

1228 ms

ttl_beads_sub01.png

ttl_beads_sub01.png

1226 ms

e7011407-3003-4ca0-8d31-d6d8e7cdedc8

e7011407-3003-4ca0-8d31-d6d8e7cdedc8

843 ms

beads_img01.jpg

beads_img01.jpg

1117 ms

ttl_beads_sub02.png

ttl_beads_sub02.png

1225 ms

beads_img02.jpg

beads_img02.jpg

1228 ms

ttl_beads_sub03.png

ttl_beads_sub03.png

1222 ms

beads_img03.jpg

beads_img03.jpg

1211 ms

ttl_beads_sub04.png

ttl_beads_sub04.png

1095 ms

beads_img04.jpg

beads_img04.jpg

1109 ms

link_newslist.png

link_newslist.png

1224 ms

ic0008.gif

ic0008.gif

1210 ms

ttl_history.png

ttl_history.png

1197 ms

obukuro.jpg

obukuro.jpg

1070 ms

ttl_new.png

ttl_new.png

1089 ms

ttl_season.png

ttl_season.png

1101 ms

ttl_category.png

ttl_category.png

1218 ms

05.jpg

05.jpg

1196 ms

runtime.5f022d18.js

runtime.5f022d18.js

13 ms

www.partsclub.jp

www.partsclub.jp

1516 ms

0a.jpg

0a.jpg

1066 ms

0f.jpg

0f.jpg

1084 ms

0k.jpg

0k.jpg

1093 ms

15.jpg

15.jpg

1195 ms

1f.jpg

1f.jpg

1054 ms

1k.jpg

1k.jpg

1062 ms

1u.jpg

1u.jpg

1084 ms

1z.jpg

1z.jpg

1085 ms

0u.jpg

0u.jpg

1174 ms

25.jpg

25.jpg

1070 ms

3a.jpg

3a.jpg

1567 ms

3b.jpg

3b.jpg

1092 ms

2f.jpg

2f.jpg

1093 ms

3c.jpg

3c.jpg

1206 ms

3f.jpg

3f.jpg

1187 ms

2k.jpg

2k.jpg

1101 ms

2p.jpg

2p.jpg

1102 ms

6a.jpg

6a.jpg

1145 ms

2u.jpg

2u.jpg

1220 ms

2z.jpg

2z.jpg

1214 ms

3p.jpg

3p.jpg

1220 ms

3u.jpg

3u.jpg

1104 ms

3z.jpg

3z.jpg

1154 ms

4a.jpg

4a.jpg

1249 ms

4f.jpg

4f.jpg

1229 ms

4k.jpg

4k.jpg

1241 ms

6f.jpg

6f.jpg

1219 ms

7a.jpg

7a.jpg

1152 ms

ttl_kit.png

ttl_kit.png

1205 ms

ttl_recipe.png

ttl_recipe.png

1233 ms

btn_goodscode.png

btn_goodscode.png

1245 ms

labo02.jpg

labo02.jpg

1247 ms

side_bnr10.jpg

side_bnr10.jpg

1229 ms

mailmag_banner.jpg

mailmag_banner.jpg

1156 ms

youtube_banner.jpg

youtube_banner.jpg

1204 ms

contestgallery_banner.jpg

contestgallery_banner.jpg

1222 ms

staffgallery_banner.jpg

staffgallery_banner.jpg

1722 ms

hajimete_banner.jpg

hajimete_banner.jpg

1234 ms

line_banner.jpg

line_banner.jpg

1120 ms

ttl_calendar.png

ttl_calendar.png

1151 ms

calendar_2405.jpg

calendar_2405.jpg

1195 ms

calendar_2406.jpg

calendar_2406.jpg

1198 ms

pagetop.png

pagetop.png

1242 ms

ttl_storeinfo.png

ttl_storeinfo.png

1117 ms

footer_store_img2_2022.jpg

footer_store_img2_2022.jpg

1157 ms

btn_storinfo.png

btn_storinfo.png

1164 ms

ttl_footer_event.png

ttl_footer_event.png

1195 ms

ttl_footer_seminar.png

ttl_footer_seminar.png

1190 ms

slick.ttf

slick.ttf

1427 ms

ttl_userguide.png

ttl_userguide.png

1155 ms

footer_comment03.png

footer_comment03.png

1164 ms

btn_facebook_s.png

btn_facebook_s.png

1196 ms

btn_twitter_s.png

btn_twitter_s.png

1210 ms

btn_instagram_s.png

btn_instagram_s.png

1178 ms

ajax-loader.gif

ajax-loader.gif

1684 ms

contents_border.png

contents_border.png

1190 ms

arrow_blue_r2.png

arrow_blue_r2.png

1198 ms

close_history.png

close_history.png

1215 ms

arrow_gray_r.png

arrow_gray_r.png

1199 ms

footer_border.png

footer_border.png

1226 ms

arrow_blue_r.png

arrow_blue_r.png

1218 ms

footer_list_ico.png

footer_list_ico.png

1206 ms

footer_bottom_bg.png

footer_bottom_bg.png

1273 ms

calendar_prev.png

calendar_prev.png

1256 ms

calendar_next.png

calendar_next.png

1255 ms

header_balloon_l.png

header_balloon_l.png

1238 ms

header_balloon_r.png

header_balloon_r.png

1227 ms

www.partsclub.jp

www.partsclub.jp

818 ms

www.partsclub.jp

www.partsclub.jp

570 ms

slick.svg

slick.svg

675 ms

www.partsclub.jp

www.partsclub.jp

601 ms

enhanced_ecommerce_fb.js

enhanced_ecommerce_fb.js

180 ms

Accessibility Review

partsclub.jp accessibility score

74

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.

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

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

partsclub.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

partsclub.jp SEO score

79

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 doesn't use legible font sizes

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Partsclub.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 Partsclub.jp main page’s claimed encoding is shift_jis. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

partsclub.jp

Open Graph description is not detected on the main page of Parts Club. 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: