Unit 9420

en

WikiRank.net
ver. 1.6.2

Unit 9420

Quality:

Unit 9420 - Disease Research Unit of Japanese Army. Article “Unit 9420” in English Wikipedia has 78.3 points for quality (as of July 1, 2025). The article contains 69 references and 11 sections.

This article has the best quality in Chinese Wikipedia. However, this article is the most popular in English version.

In June 2025 the article “Unit 9420” was edited by 1 authors in English Wikipedia and written by 1 authors in all languages.

Since the creation of article “Unit 9420”, its content was written by 42 registered users of English Wikipedia and edited by 60 registered Wikipedia users in all languages.

The article is cited 19 times in English Wikipedia and cited 91 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #43059 in April 2024
  • Global: #54303 in February 2024

The highest popularity rank from 2008:

  • Local (English): #388068 in February 2009
  • Global: #460743 in February 2024

There are 6 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

Languages with the highest quality

#LanguageQuality gradeQuality score
1Chinese (zh)
冈字9420部队
86.1582
2English (en)
Unit 9420
78.278
3Spanish (es)
Escuadrón 9420
16.7631
4Russian (ru)
Отряд 9420
15.2279
5Persian (fa)
واحد ۹۴۲۰
14.2794
6Swedish (sv)
Enhet 9420
8.9196
More...

The following table shows the most popular language versions of the article.

Most popular in all the time

The most popular language versions of the article "Unit 9420" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Unit 9420
149 269
2Spanish (es)
Escuadrón 9420
14 657
3Russian (ru)
Отряд 9420
10 103
4Chinese (zh)
冈字9420部队
5 698
5Swedish (sv)
Enhet 9420
4 827
6Persian (fa)
واحد ۹۴۲۰
4 495
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2025

The most popular language versions of the article "Unit 9420" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Unit 9420
1 055
2Chinese (zh)
冈字9420部队
133
3Spanish (es)
Escuadrón 9420
88
4Russian (ru)
Отряд 9420
48
5Persian (fa)
واحد ۹۴۲۰
12
6Swedish (sv)
Enhet 9420
7
More...

The following table shows the language versions of the article with the highest Authors’ Interest.

The highest AI

Language versions of the article "Unit 9420" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Unit 9420
42
2Chinese (zh)
冈字9420部队
8
3Spanish (es)
Escuadrón 9420
4
4Swedish (sv)
Enhet 9420
3
5Persian (fa)
واحد ۹۴۲۰
2
6Russian (ru)
Отряд 9420
1
More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

The highest AI in June 2025

Language versions of the article "Unit 9420" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
Unit 9420
1
2Spanish (es)
Escuadrón 9420
0
3Persian (fa)
واحد ۹۴۲۰
0
4Russian (ru)
Отряд 9420
0
5Swedish (sv)
Enhet 9420
0
6Chinese (zh)
冈字9420部队
0
More...

The following table shows the language versions of the article with the highest number of citations.

The highest CI

Language versions of the article "Unit 9420" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Chinese (zh)
冈字9420部队
51
2English (en)
Unit 9420
19
3Russian (ru)
Отряд 9420
9
4Persian (fa)
واحد ۹۴۲۰
7
5Spanish (es)
Escuadrón 9420
3
6Swedish (sv)
Enhet 9420
2
More...

Scores

Estimated value for Wikipedia:
English:
Global:
Popularity in June 2025:
English:
Global:
Popularity in all years:
English:
Global:
Authors in June 2025:
English:
Global:
Registered authors in all years:
English:
Global:
Citations:
English:
Global:

Quality measures

Interwikis

#LanguageValue
enEnglish
Unit 9420
esSpanish
Escuadrón 9420
faPersian
واحد ۹۴۲۰
ruRussian
Отряд 9420
svSwedish
Enhet 9420
zhChinese
冈字9420部队

Popularity rank trends

Best Rank English:
#388068
02.2009
Global:
#460743
02.2024

AI rank trends

Best Rank English:
#43059
04.2024
Global:
#54303
02.2024

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Unit 9420 from Wikipedia articles about Unit 731, Japanese war crimes, Epidemic Prevention and Water Purification Department, Unethical human experimentation and List of Japanese-run internment camps during World War II. Whereas reading the article about Unit 9420 people most often go to Wikipedia articles on Fu-Go balloon bomb, Unit 731, American cover-up of Japanese war crimes, Sook Ching and J. M. J. Supramaniam.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

News from 10 February 2026

On 10 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Ghislaine Maxwell, Ilia Malinin, Bad Bunny, 2026 Winter Olympics, Epstein files, Jutta Leerdam, Jake Paul, Puerto Rico, Little Saint James.

In English Wikipedia the most popular articles on that day were: Bad Bunny, Jeffrey Epstein, Epstein files, Ilia Malinin, Savannah Guthrie, Ghislaine Maxwell, 2026 Winter Olympics, List of Super Bowl halftime shows, Eileen Gu, Jutta Leerdam.

About WikiRank

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information