Tools & Wizards About Us
rinnai.jp screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    35% of other websites

  • 52

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

rinnai.jp

リンナイ 総合商品情報サイト

Page Load Speed

11.7 sec in total

First Response

1.4 sec

Resources Loaded

10 sec

Page Rendered

311 ms

rinnai.jp screenshot

About Website

Visit rinnai.jp now to see the best up-to-date Rinnai content for Japan and also check out these interesting facts you probably never knew about rinnai.jp

リンナイ株式会社のオフィシャル商品ウェブサイトです。ガスコンロなどのキッチン、リビング、バスルームほか、多様化する生活シーンやお湯ライフに関する商品やサポート情報をご紹介しています。

Visit rinnai.jp

Key Findings

We analyzed Rinnai.jp page load time and found that the first response time was 1.4 sec and then it took 10.4 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

rinnai.jp performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value15.0 s

0/100

25%

SI (Speed Index)

Value13.5 s

2/100

10%

TBT (Total Blocking Time)

Value2,450 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value17.0 s

4/100

10%

Network Requests Diagram

rinnai.jp

1377 ms

top

1160 ms

import.css

352 ms

style.css

1225 ms

flexslider.css

538 ms

Our browser made a total of 187 requests to load all elements on the main page. We found that 97% of them (182 requests) were addressed to the original Rinnai.jp, 1% (2 requests) were made to Google-analytics.com and 1% (2 requests) were made to Shutto.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Rinnai.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 676.9 kB (31%)

Content Size

2.2 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rinnai.jp main page is 2.2 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. 40% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 47.9 kB

  • Original 59.7 kB
  • After minification 54.9 kB
  • After compression 11.9 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 47.9 kB or 80% of the original size.

Image Optimization

-2%

Potential reduce by 27.0 kB

  • Original 1.4 MB
  • After minification 1.3 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. Rinnai images are well optimized though.

JavaScript Optimization

-76%

Potential reduce by 395.2 kB

  • Original 522.1 kB
  • After minification 457.3 kB
  • After compression 126.9 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 395.2 kB or 76% of the original size.

CSS Optimization

-89%

Potential reduce by 206.8 kB

  • Original 232.8 kB
  • After minification 158.0 kB
  • After compression 26.0 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. Rinnai.jp needs all CSS files to be minified and compressed as it can save up to 206.8 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 100 (54%)

Requests Now

185

After Optimization

85

  • Images
  • JavaScript
  • CSS

The browser has sent 185 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rinnai. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

rinnai.jp

rinnai.jp

1377 ms

top

top

1160 ms

import.css

import.css

352 ms

style.css

style.css

1225 ms

flexslider.css

flexslider.css

538 ms

jquery-1.3.2.js

jquery-1.3.2.js

1432 ms

jquery.flatheights.js

jquery.flatheights.js

563 ms

jquery.lightbox.js

jquery.lightbox.js

869 ms

rmt.js

rmt.js

893 ms

swfobject.js

swfobject.js

936 ms

shadowbox.js

shadowbox.js

1291 ms

ui.core.js

ui.core.js

1216 ms

ui.tabs.js

ui.tabs.js

1428 ms

swfobject2.2.js

swfobject2.2.js

1308 ms

536 ms

smp.js

smp.js

1389 ms

jquery-1.11.1.min.js

jquery-1.11.1.min.js

1567 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

1484 ms

default.css

default.css

1152 ms

common.css

common.css

1567 ms

unique.css

unique.css

1618 ms

lightbox.css

lightbox.css

1262 ms

shadowbox.css

shadowbox.css

1337 ms

productnav.css

productnav.css

1442 ms

slider_keyvisual.css

slider_keyvisual.css

1501 ms

noTax.css

noTax.css

1524 ms

ga.js

ga.js

31 ms

print.css

print.css

188 ms

convert.js

convert.js

699 ms

__utm.gif

__utm.gif

17 ms

site_logo.gif

site_logo.gif

181 ms

site_search.gif

site_search.gif

176 ms

globalnav_home_off.gif

globalnav_home_off.gif

181 ms

globalnav_lineup_off.gif

globalnav_lineup_off.gif

178 ms

globalnav_life_off.gif

globalnav_life_off.gif

190 ms

globalnav_inquiry_off.gif

globalnav_inquiry_off.gif

305 ms

globalnav_company_off.gif

globalnav_company_off.gif

350 ms

point_kv01.jpg

point_kv01.jpg

1049 ms

delicia_recipebook.png

delicia_recipebook.png

2333 ms

gt_lakucieprime.jpg

gt_lakucieprime.jpg

537 ms

waterheater_hybrid_ecoone_2015.jpg

waterheater_hybrid_ecoone_2015.jpg

936 ms

kv_rvd_e.jpg

kv_rvd_e.jpg

1230 ms

sanitary_new_kantakun.jpg

sanitary_new_kantakun.jpg

1043 ms

tab_kitchen_off.gif

tab_kitchen_off.gif

715 ms

tab_bathroom_off.gif

tab_bathroom_off.gif

895 ms

tab_waterheater_off.gif

tab_waterheater_off.gif

1077 ms

tab_living_sanitary_off.gif

tab_living_sanitary_off.gif

1123 ms

tab_pro_equipment_off.gif

tab_pro_equipment_off.gif

1217 ms

thumb_kitchen.jpg

thumb_kitchen.jpg

1222 ms

thumb_bathroom.jpg

thumb_bathroom.jpg

1254 ms

thumb_waterheater.jpg

thumb_waterheater.jpg

1310 ms

thumb_living_sanitary.jpg

thumb_living_sanitary.jpg

1390 ms

thumb_pro_equipment.jpg

thumb_pro_equipment.jpg

1395 ms

text_thumb_box_tabs1.gif

text_thumb_box_tabs1.gif

1413 ms

thumb_thumb_box_tabs1.jpg

thumb_thumb_box_tabs1.jpg

1432 ms

btn_tab1_kitchen_off.gif

btn_tab1_kitchen_off.gif

1495 ms

btn_tab1_gas_table_off.gif

btn_tab1_gas_table_off.gif

1563 ms

btn_tab1_gas_conro_off.gif

btn_tab1_gas_conro_off.gif

1569 ms

btn_tab1_kitchen_dryer_off.gif

btn_tab1_kitchen_dryer_off.gif

1597 ms

btn_tab1_builtin_oven_off.gif

btn_tab1_builtin_oven_off.gif

1610 ms

btn_tab1_range_hood_off.gif

btn_tab1_range_hood_off.gif

1682 ms

btn_tab1_system_up_off.gif

btn_tab1_system_up_off.gif

1735 ms

btn_tab1_ricecooker_off.gif

btn_tab1_ricecooker_off.gif

1742 ms

text_thumb_box_tabs2.gif

text_thumb_box_tabs2.gif

1783 ms

thumb_thumb_box_tabs2.jpg

thumb_thumb_box_tabs2.jpg

1788 ms

btn_tab2_bathroom_off.gif

btn_tab2_bathroom_off.gif

1757 ms

btn_tab2_br_tv_off.gif

btn_tab2_br_tv_off.gif

1743 ms

btn_tab2_br_hotdryer_off.gif

btn_tab2_br_hotdryer_off.gif

1750 ms

btn_tab2_mist_sauna_off.gif

btn_tab2_mist_sauna_off.gif

1800 ms

btn_tab2_micro_bubble_off.gif

btn_tab2_micro_bubble_off.gif

1796 ms

text_thumb_box_tabs3.gif

text_thumb_box_tabs3.gif

1876 ms

thumb_thumb_box_tabs3.jpg

thumb_thumb_box_tabs3.jpg

1789 ms

btn_tab3_waterheater_off.gif

btn_tab3_waterheater_off.gif

1752 ms

btn_tab3_waterheater_hybrid_off.gif

btn_tab3_waterheater_hybrid_off.gif

1617 ms

pv_beacon.gif

pv_beacon.gif

352 ms

btn_tab3_ecoj_off.gif

btn_tab3_ecoj_off.gif

1445 ms

btn_tab2_remocon_off.gif

btn_tab2_remocon_off.gif

1361 ms

btn_tab1_iwh_off.gif

btn_tab1_iwh_off.gif

1329 ms

text_thumb_box_tabs4.gif

text_thumb_box_tabs4.gif

1231 ms

thumb_thumb_box_tabs4.jpg

thumb_thumb_box_tabs4.jpg

1287 ms

btn_tab4_living_off.gif

btn_tab4_living_off.gif

1270 ms

btn_tab4_fan_heater_off.gif

btn_tab4_fan_heater_off.gif

1319 ms

btn_tab4_infrared_stove_off.gif

btn_tab4_infrared_stove_off.gif

1222 ms

btn_tab4_ff_heater_off.gif

btn_tab4_ff_heater_off.gif

1225 ms

btn_tab4_floor_heater_off.gif

btn_tab4_floor_heater_off.gif

1282 ms

btn_tab4_onsuimat_off.gif

btn_tab4_onsuimat_off.gif

1258 ms

btn_tab4_hw_roomheater_off.gif

btn_tab4_hw_roomheater_off.gif

1220 ms

btn_tab4_arriva_off.gif

btn_tab4_arriva_off.gif

1223 ms

btn_tab4_panel_heater_off.gif

btn_tab4_panel_heater_off.gif

1233 ms

btn_tab4_sanitary_off.gif

btn_tab4_sanitary_off.gif

1208 ms

btn_tab4_laundry_dryer_off.gif

btn_tab4_laundry_dryer_off.gif

1256 ms

btn_tab4_droom_heater_off.gif

btn_tab4_droom_heater_off.gif

1193 ms

btn_tab4_towel_warmer_off.gif

btn_tab4_towel_warmer_off.gif

1151 ms

text_thumb_box_tabs5.gif

text_thumb_box_tabs5.gif

1216 ms

thumb_thumb_box_tabs5.jpg

thumb_thumb_box_tabs5.jpg

1196 ms

btn_tab5_kitchentool_off.gif

btn_tab5_kitchentool_off.gif

1204 ms

btn_tab5_i_gasoven_off.gif

btn_tab5_i_gasoven_off.gif

1185 ms

btn_tab5_i_ricecooker_off.gif

btn_tab5_i_ricecooker_off.gif

1129 ms

btn_tab5_i_griller_off.gif

btn_tab5_i_griller_off.gif

1158 ms

btn_tab5_i_gasrange_off.gif

btn_tab5_i_gasrange_off.gif

1174 ms

btn_tab5_i_gastable_off.gif

btn_tab5_i_gastable_off.gif

1180 ms

btn_tab5_i_flyer_off.gif

btn_tab5_i_flyer_off.gif

1131 ms

btn_tab5_i_wh50_off.gif

btn_tab5_i_wh50_off.gif

1133 ms

btn_tab5_wh_system_off.gif

btn_tab5_wh_system_off.gif

1128 ms

btn_tab5_i_wh50_off-11.gif

btn_tab5_i_wh50_off-11.gif

1118 ms

btn_tab5_i_wh24_off.gif

btn_tab5_i_wh24_off.gif

1163 ms

btn_tab5_i_ewh_unit_off.gif

btn_tab5_i_ewh_unit_off.gif

1086 ms

btn_tab5_i_load_heating_off.gif

btn_tab5_i_load_heating_off.gif

1103 ms

top_banner_off.jpg

top_banner_off.jpg

1531 ms

h2_recommend.gif

h2_recommend.gif

1079 ms

recommend_title_08.gif

recommend_title_08.gif

1116 ms

recommend_thumb_08.gif

recommend_thumb_08.gif

1230 ms

recommend_title_02.gif

recommend_title_02.gif

1060 ms

recommend_thumb_02.jpg

recommend_thumb_02.jpg

1334 ms

recommend_title_rakukira.gif

recommend_title_rakukira.gif

1079 ms

recommend_thumb_rakukira.gif

recommend_thumb_rakukira.gif

1314 ms

recommend_title_lifeletter.gif

recommend_title_lifeletter.gif

1155 ms

rinnai_lifeletter.jpg

rinnai_lifeletter.jpg

1151 ms

recommend_title_ecoone_voice.gif

recommend_title_ecoone_voice.gif

1217 ms

recommend_thumb_ecoone_voice.gif

recommend_thumb_ecoone_voice.gif

1400 ms

recommend_title_ecoone_koumuten.gif

recommend_title_ecoone_koumuten.gif

1257 ms

recommend_thumb_ecoone_koumuten.gif

recommend_thumb_ecoone_koumuten.gif

1282 ms

recommend_title_SmileCookin.gif

recommend_title_SmileCookin.gif

1277 ms

recommend_thumb_SmileCookin.gif

recommend_thumb_SmileCookin.gif

1221 ms

recommend_title_gusfanheater.gif

recommend_title_gusfanheater.gif

1211 ms

recommend_thumb_gusfanheater.gif

recommend_thumb_gusfanheater.gif

1319 ms

h2_purpose.gif

h2_purpose.gif

1292 ms

h3_products.gif

h3_products.gif

1296 ms

h3_catalog.gif

h3_catalog.gif

1290 ms

h3_manual.gif

h3_manual.gif

1233 ms

h3_repair.gif

h3_repair.gif

1227 ms

h3_office.gif

h3_office.gif

1311 ms

h3_rstyle.gif

h3_rstyle.gif

1300 ms

h3_recipe.gif

h3_recipe.gif

1298 ms

h3_campaign.gif

h3_campaign.gif

1279 ms

h3_business.gif

h3_business.gif

1245 ms

h2_topic.gif

h2_topic.gif

1227 ms

site_list_off.gif

site_list_off.gif

1304 ms

site_rss_off.gif

site_rss_off.gif

1298 ms

h2_information.gif

h2_information.gif

1308 ms

utilities_information.gif

utilities_information.gif

1267 ms

delicia_recipebook_side.png

delicia_recipebook_side.png

1799 ms

bn_ecopoint.gif

bn_ecopoint.gif

1244 ms

utilities_off.gif

utilities_off.gif

1296 ms

utilities_emergency.gif

utilities_emergency.gif

1296 ms

utilities_repair_off.gif

utilities_repair_off.gif

1429 ms

utilities_business_off.gif

utilities_business_off.gif

1221 ms

utilities_rstyle_off.gif

utilities_rstyle_off.gif

1168 ms

utilities_coldregion.gif

utilities_coldregion.gif

1184 ms

utilities_app.gif

utilities_app.gif

1383 ms

utilities_app_movieplus_banner.gif

utilities_app_movieplus_banner.gif

1329 ms

utilities_saving.gif

utilities_saving.gif

1159 ms

utilities_lifeletter.jpg

utilities_lifeletter.jpg

1220 ms

utilities_hybrid_s.jpg

utilities_hybrid_s.jpg

1580 ms

gd_mini_banner.jpg

gd_mini_banner.jpg

1476 ms

si_sensor_s.gif

si_sensor_s.gif

1435 ms

utilities_3year_s.gif

utilities_3year_s.gif

1446 ms

campaign_wintersale_2016.png

campaign_wintersale_2016.png

1486 ms

utilities_yukadan_s.jpg

utilities_yukadan_s.jpg

1278 ms

delicia_party_s.gif

delicia_party_s.gif

1452 ms

tohogas_s.jpg

tohogas_s.jpg

1658 ms

utilities_bluegreen_s.gif

utilities_bluegreen_s.gif

1438 ms

utilities_ecojoese2013.jpg

utilities_ecojoese2013.jpg

1419 ms

footer_saving.gif

footer_saving.gif

1611 ms

footer_policy.gif

footer_policy.gif

1453 ms

footer_plivacy.gif

footer_plivacy.gif

1462 ms

footer_sitemap.gif

footer_sitemap.gif

1541 ms

bg_tab_content.gif

bg_tab_content.gif

1448 ms

bg_tab_content1.gif

bg_tab_content1.gif

1470 ms

bg_thumb_box_tabs1.gif

bg_thumb_box_tabs1.gif

1500 ms

bg_tab_content2.gif

bg_tab_content2.gif

1509 ms

bg_thumb_box_tabs2.gif

bg_thumb_box_tabs2.gif

1544 ms

bg_tab_content3.gif

bg_tab_content3.gif

1544 ms

bg_thumb_box_tabs3.gif

bg_thumb_box_tabs3.gif

1470 ms

bg_tab_content4.gif

bg_tab_content4.gif

1466 ms

bg_thumb_box_tabs4.gif

bg_thumb_box_tabs4.gif

1499 ms

bg_tab_content5.gif

bg_tab_content5.gif

1521 ms

bg_thumb_box_tabs5.gif

bg_thumb_box_tabs5.gif

1533 ms

purpose_bottom.gif

purpose_bottom.gif

1438 ms

site_arrow_red.gif

site_arrow_red.gif

1432 ms

gotop_gray.gif

gotop_gray.gif

1443 ms

sidebanner_bg_bottom.gif

sidebanner_bg_bottom.gif

1467 ms

sidebanner_title_support2.gif

sidebanner_title_support2.gif

1397 ms

sidebanner_bg_top.gif

sidebanner_bg_top.gif

1400 ms

sidebanner_title_special4.gif

sidebanner_title_special4.gif

1336 ms

site_arrow_gray_2.gif

site_arrow_gray_2.gif

1289 ms

search_guide.gif

search_guide.gif

1281 ms

Accessibility Review

rinnai.jp accessibility score

52

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

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.

Best Practices

rinnai.jp best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

rinnai.jp SEO score

85

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 doesn't use legible font sizes

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 Rinnai.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 Rinnai.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

rinnai.jp

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