Jednotka 731

Quality:

Unit 731 - biological and chemical warfare research and development unit in the Kwantung Army of the Imperial Japanese Army (1935-1945). Article “Jednotka 731” in Czech Wikipedia has 24.6 points for quality (as of July 1, 2025). The article contains 13 references and 8 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 1.3 points.

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

Achievements in all the time:

Global Wikipedia:

The 2913^th most popular in all topics.

The 8106^th most popular in AI.

Achievements in the last month:

Czech Wikipedia:

cs

The 8644^th most popular in Czech Wikipedia in the last month.

Global Wikipedia:

The 1602^nd most popular in all topics in the last month.

Since the creation of article “Jednotka 731”, its content was written by 22 registered users of Czech Wikipedia and edited by 2807 registered Wikipedia users in all languages (8106^th place).

The article is cited 12 times in Czech Wikipedia and cited 5148 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Czech): #729 in October 2013
• Global: #1927 in February 2004

The highest popularity rank from 2008:

• Local (Czech): #732 in August 2023
• Global: #596 in February 2020

There are 41 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.

#	Language	Quality grade	Quality score
1	Uzbek (uz) 731-boʻlinma		100
2	English (en) Unit 731		93.5172
3	Chinese (zh) 731部队		87.2581
4	Norwegian (no) Enhet 731		86.0462
5	Turkish (tr) 731. Birim		85.9315
6	Swedish (sv) Enhet 731		84.7154
7	Persian (fa) یگان ۷۳۱		79.2433
8	Italian (it) Unità 731		77.4491
9	Japanese (ja) 731部隊		68.5911
10	Estonian (et) Üksus 731		64.0046

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

#	Language	Popularity award	Relative popularity
1	English (en) Unit 731		30 705 529
2	Japanese (ja) 731部隊		6 430 107
3	Russian (ru) Отряд 731		4 479 494
4	Chinese (zh) 731部队		2 221 858
5	Spanish (es) Escuadrón 731		2 130 875
6	German (de) Einheit 731		1 908 033
7	French (fr) Unité 731		1 733 966
8	Polish (pl) Jednostka 731		1 081 672
9	Italian (it) Unità 731		873 759
10	Korean (ko) 731부대		501 150

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

#	Language	Popularity award	Relative popularity
1	English (en) Unit 731		205 600
2	Russian (ru) Отряд 731		27 410
3	Chinese (zh) 731部队		21 579
4	Japanese (ja) 731部隊		21 338
5	Spanish (es) Escuadrón 731		18 666
6	German (de) Einheit 731		11 636
7	French (fr) Unité 731		7 638
8	Italian (it) Unità 731		5 140
9	Portuguese (pt) Unidade 731		4 620
10	Polish (pl) Jednostka 731		3 895

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

#	Language	AI award	Relative AI
1	English (en) Unit 731		1 008
2	Japanese (ja) 731部隊		246
3	French (fr) Unité 731		183
4	Chinese (zh) 731部队		183
5	German (de) Einheit 731		163
6	Italian (it) Unità 731		151
7	Russian (ru) Отряд 731		143
8	Korean (ko) 731부대		84
9	Spanish (es) Escuadrón 731		82
10	Polish (pl) Jednostka 731		71

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

#	Language	AI award	Relative AI
1	English (en) Unit 731		6
2	French (fr) Unité 731		2
3	Polish (pl) Jednostka 731		2
4	Chinese (zh) 731部队		2
5	Arabic (ar) الوحدة 731		1
6	German (de) Einheit 731		1
7	Galician (gl) Unidade 731		1
8	Japanese (ja) 731部隊		1
9	Azerbaijani (az) 731-ci dəstə		0
10	Belarusian (be) Атрад 731		0

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

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 Czech Wikipedia the most popular articles on that day were: Jeffrey Epstein, Zimní olympijské hry 2026, Jiří Straka, Lindsey Vonnová, Jutta Leerdamová, Jiří Tuž, Jana Brejchová, Zuzana Maděrová, Martina Sáblíková, Lešek Wronka.

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