Websites Powered by Lightning
44,989 websites tracked using Lightning (WordPress themes) · lightning.vektor-inc.co.jp
Lightning is a WordPress theme controlling a site's appearance. Its official site is lightning.vektor-inc.co.jp. PoweredBy tracks the websites that use Lightning across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the wordpress themes ecosystem.
Usage trend
10K
20K
30K
Feb 2022
Apr 2023
Jun 2024
Jul 2025
Sep 2026
Domains observed using Lightning in each month's HTTP Archive crawl,
Feb 2022 to Sep 2026 · peak 20,836 in Oct 2025. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.7 s
INP 25 ms
CLS 0
TTFB 900 ms
Median site among 19,952 Lightning sites with Chrome UX data, p75 values, Sep 2026.
Top countries
Japan
19,992
United States
220
Indonesia
188
Taiwan
174
South Korea
143
India
138
Thailand
128
Italy
108
Sites using Lightning by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Legal | 0.12% | 27 |
| Arts and entertainment | 0.09% | 37 |
| Healthcare | 0.08% | 87 |
| Beauty and wellness | 0.06% | 16 |
| Home and construction | 0.06% | 29 |
| Blogs and publishing | 0.06% | 14 |
| Professional services | 0.05% | 22 |
| Non-profit and religious | 0.05% | 4 |
| Industrial and manufacturing | 0.05% | 2 |
| Education | 0.04% | 22 |
| Sports and fitness | 0.04% | 7 |
| Pets and animals | 0.04% | 1 |
Share of each industry's websites with a detected stack that use Lightning; industries come from what sites declare in their own structured data.
Top sites by authority
9+
<1% · 1 of 372 sites
8+
<1% · 45 of 7,677 sites
7+
<1% · 146 of 45,712 sites
6+
<1% · 234 of 110,136 sites
5+
<1% · 312 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Lightning in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Lightning
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 3001 | brainvision.co.jp | 2.02/10 | - | - | Jan 2023 |
| 3002 | vege-terroir.jp | 2.02/10 | - | - | May 2023 |
| 3003 | hinofurusatokan.jp | 2.02/10 | - | - | Oct 2025 |
| 3004 | apollofm.co.jp | 2.02/10 | - | - | Aug 2022 |
| 3005 | ycraft.co.jp | 2.02/10 | - | - | Jun 2022 |
| 3006 | ik-law.jp | 2.02/10 | - | - | Jul 2023 |
| 3007 | freecraft.co.jp | 2.02/10 | - | - | Aug 2022 |
| 3008 | jsva.info | 2.01/10 | - | - | Aug 2022 |
| 3009 | wellco-corp.com | 2.01/10 | - | - | Feb 2025 |
| 3010 | growup-marketing.co.jp | 2.01/10 | - | - | Sep 2022 |
| 3011 | ewmo.or.jp | 2.01/10 | - | - | Aug 2022 |
| 3012 | ame-yoshihara.com | 2.01/10 | 29 | 6 | Feb 2022 |
| 3013 | yamaguchi.clinic | 2.01/10 | - | - | Jan 2025 |
| 3014 | fujimura-kk.co.jp | 2.01/10 | - | - | Feb 2022 |
| 3015 | mentalhealth-unit.jp | 2.01/10 | - | - | Aug 2026 |
| 3016 | kawamura.or.jp | 2.01/10 | - | - | Aug 2023 |
| 3017 | jshschild.jp | 2.01/10 | - | - | Mar 2024 |
| 3018 | hakoichi.co.jp | 2.01/10 | - | - | Jan 2024 |
| 3019 | fujidry.co.jp | 2.01/10 | - | - | Jul 2024 |
| 3020 | valuefrontier.co.jp | 2.01/10 | - | - | Apr 2026 |
| 3021 | adstyle.jp | 2.01/10 | - | - | Aug 2022 |
| 3022 | asaka-s.or.jp | 2.01/10 | - | - | Aug 2022 |
| 3023 | kakunin.co.jp | 2.01/10 | - | - | Feb 2022 |
| 3024 | ogasawara-shokokai.jp | 2.01/10 | - | - | May 2022 |
| 3025 | fukudaryu.co.jp | 2.01/10 | - | - | Feb 2022 |
| 3026 | tanimukai.or.jp | 2.01/10 | - | - | Feb 2022 |
| 3027 | tsuruga-th.ed.jp | 2.01/10 | - | - | Sep 2023 |
| 3028 | kiyamasangyo.com | 2.00/10 | - | - | Aug 2026 |
| 3029 | anest.net | 2.00/10 | - | - | Sep 2024 |
| 3030 | bar-gai.com | 2.00/10 | - | - | May 2023 |
| 3031 | gakujyutsuweb.net | 2.00/10 | - | - | Feb 2026 |
| 3032 | onuma-parks.com | 2.00/10 | - | - | Mar 2022 |
| 3033 | elephant-auto.co.jp | 2.00/10 | - | - | Feb 2023 |
| 3034 | ikaruga-lib.jp | 2.00/10 | - | - | Dec 2024 |
| 3035 | ishikawa-kinikyo.jp | 2.00/10 | - | - | Jul 2024 |
| 3036 | greentea.gr.jp | 2.00/10 | - | - | Jun 2025 |
| 3037 | inakanoseikatsu.com | 2.00/10 | - | - | Apr 2023 |
| 3038 | shibuya-pearl.or.jp | 2.00/10 | - | - | May 2026 |
| 3039 | fukuic-shakyo.jp | 2.00/10 | - | - | May 2026 |
| 3040 | fujinosono.or.jp | 2.00/10 | - | - | Jul 2025 |
| 3041 | piano-g.co.jp | 2.00/10 | - | - | Feb 2022 |
| 3042 | ikomacivicpower.co.jp | 2.00/10 | - | - | Aug 2022 |
| 3043 | nondomain.org | 1.99/10 | - | - | Feb 2022 |
| 3044 | kiyomizudera.net | 1.99/10 | - | - | Nov 2023 |
| 3045 | yaese-kankou.com | 1.99/10 | - | - | Mar 2023 |
| 3046 | ohatendori.com | 1.99/10 | - | - | Mar 2023 |
| 3047 | nanasato-ah.jp | 1.99/10 | - | - | May 2024 |
| 3048 | rengo-ishikawa.jp | 1.99/10 | - | - | Aug 2022 |
| 3049 | aniwel.jp | 1.99/10 | - | - | May 2024 |
| 3050 | fukusiminsei.or.jp | 1.99/10 | - | - | Feb 2022 |
| 3051 | okayamau-hp.jp | 1.99/10 | - | - | Aug 2022 |
| 3052 | hem.co.jp | 1.99/10 | - | - | Oct 2022 |
| 3053 | sagachouju.jp | 1.99/10 | - | - | Aug 2022 |
| 3054 | coplus.space | 1.99/10 | - | - | Feb 2022 |
| 3055 | takex-corp.co.jp | 1.99/10 | - | - | Oct 2025 |
| 3056 | aisai-sci.or.jp | 1.99/10 | 1 | 1 | May 2023 |
| 3057 | cil-hikousen.jp | 1.99/10 | - | - | Oct 2022 |
| 3058 | stylelabo.jp | 1.99/10 | - | - | Mar 2022 |
| 3059 | yumyumtree.jp | 1.99/10 | - | - | Apr 2022 |
| 3060 | osoujipiece.jp | 1.99/10 | - | - | Mar 2022 |
| 3061 | muscat-pharmacy.jp | 1.99/10 | - | - | Aug 2022 |
| 3062 | smkr.jp | 1.99/10 | - | - | Feb 2022 |
| 3063 | jimbocho.jp | 1.99/10 | - | - | Nov 2022 |
| 3064 | instatry.org | 1.98/10 | - | - | Mar 2024 |
| 3065 | man-ten.org | 1.98/10 | - | - | Aug 2022 |
| 3066 | medicalrecords.jp | 1.98/10 | - | - | Mar 2022 |
| 3067 | 1126onsen.info | 1.98/10 | - | 2 | Jul 2026 |
| 3068 | touban.or.jp | 1.98/10 | - | - | May 2023 |
| 3069 | tourien.jp | 1.98/10 | - | - | Nov 2025 |
| 3070 | wingnet.co.jp | 1.98/10 | - | - | Nov 2023 |
| 3071 | aladdin.or.jp | 1.98/10 | - | 1 | Sep 2025 |
| 3072 | showa-opt.co.jp | 1.98/10 | - | - | Mar 2026 |
| 3073 | ootemachi.info | 1.98/10 | - | - | Feb 2022 |
| 3074 | uoshins.com | 1.98/10 | - | - | Aug 2024 |
| 3075 | polestarjapan.org | 1.98/10 | - | - | Jul 2022 |
| 3076 | orangery-hoiku.jp | 1.98/10 | - | - | Jun 2023 |
| 3077 | agri-hamanako.jp | 1.98/10 | - | - | Mar 2023 |
| 3078 | ikasatabi.jp | 1.98/10 | - | - | Sep 2024 |
| 3079 | funabori.co.jp | 1.98/10 | - | - | Jun 2022 |
| 3080 | take-fu.jp | 1.98/10 | - | - | Feb 2022 |
| 3081 | mdm-net.co.jp | 1.98/10 | - | - | Feb 2022 |
| 3082 | ricordi.co.jp | 1.98/10 | - | - | Mar 2026 |
| 3083 | yaizu-shakyo.or.jp | 1.98/10 | - | - | Aug 2022 |
| 3084 | kikaijima.co.jp | 1.98/10 | - | - | Jul 2023 |
| 3085 | akishima-jichiren.jp | 1.98/10 | - | - | Jun 2022 |
| 3086 | takahama-lib.jp | 1.98/10 | - | - | Aug 2022 |
| 3087 | amomag.com | 1.97/10 | - | - | Feb 2024 |
| 3088 | shirahama-triathlon.com | 1.97/10 | - | - | Aug 2022 |
| 3089 | kbbb-frbb.eu | 1.97/10 | - | - | Feb 2022 |
| 3090 | hagane-athlete-gym.com | 1.97/10 | - | - | Aug 2022 |
| 3091 | aifn.org | 1.97/10 | - | - | Dec 2024 |
| 3092 | kento-hub.com | 1.97/10 | - | - | Nov 2023 |
| 3093 | hakodate-kameda-hp.com | 1.97/10 | - | - | Mar 2026 |
| 3094 | kodomoeiga.com | 1.97/10 | - | - | Dec 2024 |
| 3095 | preken.jp | 1.97/10 | - | - | Aug 2022 |
| 3096 | fujiwarasangyo.jp | 1.97/10 | - | - | Feb 2022 |
| 3097 | abe-nouen.jp | 1.97/10 | - | - | Aug 2022 |
| 3098 | hakoshoren.org | 1.97/10 | - | - | Mar 2022 |
| 3099 | w-den.jp | 1.97/10 | - | - | Feb 2024 |
| 3100 | smile.co.jp | 1.97/10 | - | - | May 2025 |
Open Page Rank is the domain's authority score (0 to 10, from the open web link graph); the list is ordered by it and covers sites seen in recent crawls. Visits and keywords are estimated US organic search figures.
Download top 10,000 as CSV (zip) →
Columns: domain, Open Page Rank, first seen, last seen, industry (from the site's own structured data, blank when none).
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