S21

ja

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S21

Quality:

S21 - Wikimedia disambiguation page. Article “S21” in Japanese Wikipedia has 0.1 points for quality (as of July 1, 2025).

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Japanese) language version.

Since the creation of article “S21”, its content was written by 3 registered users of Japanese Wikipedia and edited by 110 registered Wikipedia users in all languages.

The article is cited 5 times in Japanese Wikipedia and cited 20 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Japanese): #110734 in December 2012
  • Global: #162112 in June 2008

The highest popularity rank from 2008:

  • Local (Japanese): #38670 in April 2008
  • Global: #134417 in October 2010

There are 11 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
1English (en)
S21
12.408
2French (fr)
S21
8.1448
3Italian (it)
S21
2.7081
4German (de)
S21
0.3756
5Chinese (zh)
S21
0.2213
6Swedish (sv)
S21
0.1377
7Japanese (ja)
S21
0.1362
8Korean (ko)
S21
0.1183
9Serbo-Croatian (sh)
S21
0.0633
10Polish (pl)
S-21
0.0562
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 "S21" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
S21
253 954
2German (de)
S21
107 538
3Japanese (ja)
S21
49 607
4Swedish (sv)
S21
9 073
5French (fr)
S21
8 796
6Polish (pl)
S-21
8 699
7Italian (it)
S21
5 778
8Korean (ko)
S21
3 555
9Chinese (zh)
S21
946
10Serbo-Croatian (sh)
S21
700
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 "S21" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
S21
193
2Japanese (ja)
S21
172
3German (de)
S21
102
4Chinese (zh)
S21
24
5French (fr)
S21
23
6Korean (ko)
S21
12
7Italian (it)
S21
6
8Swedish (sv)
S21
4
9Polish (pl)
S-21
3
10Serbo-Croatian (sh)
S21
0
More...

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

The highest AI

Language versions of the article "S21" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1German (de)
S21
41
2English (en)
S21
37
3Italian (it)
S21
8
4Swedish (sv)
S21
6
5Polish (pl)
S-21
5
6Japanese (ja)
S21
3
7Korean (ko)
S21
3
8French (fr)
S21
2
9Serbo-Croatian (sh)
S21
2
10Serbian (sr)
S21
2
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 "S21" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
S21
2
2German (de)
S21
1
3French (fr)
S21
1
4Italian (it)
S21
0
5Japanese (ja)
S21
0
6Korean (ko)
S21
0
7Polish (pl)
S-21
0
8Serbo-Croatian (sh)
S21
0
9Serbian (sr)
S21
0
10Swedish (sv)
S21
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 "S21" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Japanese (ja)
S21
5
2English (en)
S21
4
3French (fr)
S21
4
4Chinese (zh)
S21
3
5German (de)
S21
2
6Swedish (sv)
S21
2
7Italian (it)
S21
0
8Korean (ko)
S21
0
9Polish (pl)
S-21
0
10Serbo-Croatian (sh)
S21
0
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
deGerman
S21
enEnglish
S21
frFrench
S21
itItalian
S21
jaJapanese
S21
koKorean
S21
plPolish
S-21
shSerbo-Croatian
S21
srSerbian
S21
svSwedish
S21
zhChinese
S21

Popularity rank trends

Best Rank Japanese:
#38670
04.2008
Global:
#134417
10.2010

AI rank trends

Best Rank Japanese:
#110734
12.2012
Global:
#162112
06.2008

Languages comparison

Important global interconnections (July 2024 – June 2025)

Cumulative results of quality and popularity of the Wikipedia article

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

en: S21
de: S21
ja: S21
sv: S21
fr: S21
pl: S-21
it: S21
ko: S21
zh: S21
sh: S21
sr: S21

News from 26 January 2026

On 26 January 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: killing of Alex Pretti, Alex Honnold, Nipah virus, A Knight of the Seven Kingdoms, Donald Trump, Sam Darnold, Sinners, U.S. Immigration and Customs Enforcement, Marty Supreme, deaths in 2026.

In Japanese Wikipedia the most popular articles on that day were: 大石晃子, 安青錦新大, 野口絵子, ゼロの焦点, 冨士眞奈美, 加賀まりこ, 関沢圭司, 豊臣秀長, M!LK, 野口健.

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