What powers kahaku.go.jp?

Last seen Jun 2026 · 35 technologies across 18 categories

Advertising

Twitter Ads
since Jun 2021

Analytics

Google Analytics
since Jun 2018
Matomo Analytics
since Nov 2025
Microsoft Clarity
since Nov 2025

Authentication

Facebook Login
since Jun 2021

CDN

cdnjs
since Nov 2025
Cloudflare
since Mar 2025
jQuery CDN
since Apr 2024
jsDelivr
since Apr 2024

CMS

Drupal v10
since Aug 2022

Font scripts

Google Font API
since Aug 2020

JavaScript frameworks

Riot
since Nov 2025

JavaScript libraries

Axios v0.19.2
since Nov 2025
DataTables v1.11.3
since Apr 2024
jQuery v2.2.4
since Aug 2018
jQuery UI v1.13.0
since May 2023
Slick
since Aug 2018
Swiper
since Sep 2022
Underscore.js v1.13.7
since Aug 2022

Miscellaneous

Open Graph
since Sep 2022
Popper
since Apr 2024
RSS
since Apr 2024
Swiper Slider
since Aug 2020

Programming languages

PHP
since Jun 2018
Ruby
since May 2023

Retargeting

Google Remarketing Tag
since May 2022

Security

HSTS
since Sep 2022

Static site generator

Jekyll v4.2.2
since Apr 2024

Tag managers

Google Tag Manager
since May 2022

UI frameworks

Bootstrap v4.4.1
since Aug 2022

Web frameworks

Ruby on Rails
since May 2023

Web servers

Apache HTTP Server
since Aug 2018
Nginx
since Apr 2024

Widgets

AddToAny
since Aug 2022
Twitter
since Jun 2018

Top search keywords

KeywordPositionEst. monthly visits
national science museum tokyo #1 580
tokyo national museum of nature and science #1 430
physeter macrocephalus #93 230
megaptera novaeangliae #85 230
pokemon museum #3 190
skeleton pokemon #3 160
pokemon fossil museum location #1 79
pokmon fossil museum 2025 #1 79
pokemon museum tokyo #1 79
pseudorca crassidens #72 57
fossil pokemon #89 57
pokemon skeleton museum #2 34
tokyo national museum of art #28 31
sea mites #31 31
pokemon fossils #95 29
pokemon fossil #6 27
fossil pokemon museum #1 27
ueno japan #42 25
pokmon fossil museum tickets #2 23
national museum of nature and science ueno #1 21
pokmon fossil museum locations #1 21
japan pokemon fossil museum #1 21
zalophus californianus #72 17
stenella longirostris #66 17
pokemon fossil museum usa #3 17

The site's top keywords in Google (US), with the visits each one is estimated to bring per month.

Top backlinks

Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.

Audience

  • 72% phone
  • 27% desktop
  • 1% tablet
  • Japan
  • Taiwan
  • Hong Kong SAR China
  • United Kingdom
  • Indonesia
  • Canada

Countries where the site has Chrome traffic, strongest markets first.

Open Page Rank

7.79 / 10 · ranked #11,088 of all domains

1,563 referring domains · OpenPageRank

Search traffic

3,300 est. monthly organic visits (US)

1,033 keywords in Google's top 30

Core Web Vitals

LCP1.4 s
INP75 ms
CLS0.15
TTFB200 ms

Real user p75, Chrome UX Report, Jun 2026.

Page

  • Language: Japanese
  • Weight: 0.8 MB · 40 requests

Homepage as crawled by the HTTP Archive, Jul 2026.

Subdomains

HostTechs
web.kahaku.go.jp 16
ins.kahaku.go.jp 13
sts.kahaku.go.jp 13
tbg.kahaku.go.jp 13
www.kahaku.go.jp 13
yoshimoto.kahaku.go.jp 13
shinkan.kahaku.go.jp 10
dex.kahaku.go.jp 9
lib.kahaku.go.jp 7
db.kahaku.go.jp 4
type.kahaku.go.jp 4
science-net.kahaku.go.jp 3
www.ins.kahaku.go.jp 3
www.tbg.kahaku.go.jp 3
www.type.kahaku.go.jp 3

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