Operation Downfall

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Operation Downfall

Quality:

Operation Downfall - codename for the Allied plan for the invasion of Japan near the end of World War II. Article “Operation Downfall” in Simple English Wikipedia has 0.5 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 (Simple English) language version.

Since the creation of article “Operation Downfall”, its content was written by 14 registered users of Simple English Wikipedia and edited by 1229 registered Wikipedia users in all languages.

The article is cited 8 times in Simple English Wikipedia and cited 4560 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Simple English): #820 in August 2009
  • Global: #3052 in August 2004

The highest popularity rank from 2008:

  • Local (Simple English): #20598 in June 2025
  • Global: #9903 in October 2022

There are 29 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)
Operation Downfall
94.4541
2Vietnamese (vi)
Chiến dịch Downfall
92.2063
3Korean (ko)
몰락 작전
88.4675
4Japanese (ja)
ダウンフォール作戦
83.9964
5Polish (pl)
Operacja Downfall
82.3737
6Chinese (zh)
没落行动
75.1089
7German (de)
Operation Downfall
72.3864
8French (fr)
Opération Downfall
63.178
9Italian (it)
Operazione Downfall
62.5059
10Ukrainian (uk)
Операція «Даунфол»
62.0421
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 "Operation Downfall" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Operation Downfall
6 091 000
2Japanese (ja)
ダウンフォール作戦
1 785 025
3Chinese (zh)
没落行动
364 861
4German (de)
Operation Downfall
265 225
5French (fr)
Opération Downfall
246 215
6Russian (ru)
Операция «Даунфол»
191 299
7Spanish (es)
Operación Downfall
157 432
8Italian (it)
Operazione Downfall
142 602
9Portuguese (pt)
Operação Downfall
103 025
10Korean (ko)
몰락 작전
74 184
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 "Operation Downfall" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Operation Downfall
30 582
2Japanese (ja)
ダウンフォール作戦
11 693
3Chinese (zh)
没落行动
1 923
4Russian (ru)
Операция «Даунфол»
958
5German (de)
Operation Downfall
914
6French (fr)
Opération Downfall
894
7Italian (it)
Operazione Downfall
771
8Spanish (es)
Operación Downfall
694
9Simple English (simple)
Operation Downfall
430
10Portuguese (pt)
Operação Downfall
400
More...

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

The highest AI

Language versions of the article "Operation Downfall" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Operation Downfall
496
2Japanese (ja)
ダウンフォール作戦
113
3French (fr)
Opération Downfall
110
4German (de)
Operation Downfall
80
5Italian (it)
Operazione Downfall
78
6Chinese (zh)
没落行动
62
7Russian (ru)
Операция «Даунфол»
49
8Spanish (es)
Operación Downfall
29
9Korean (ko)
몰락 작전
28
10Hebrew (he)
מבצע נפילה
27
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 "Operation Downfall" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
Operation Downfall
4
2Italian (it)
Operazione Downfall
2
3Korean (ko)
몰락 작전
2
4Danish (da)
Operation Downfall
1
5Estonian (et)
Operatsioon Allakäik
1
6Finnish (fi)
Operaatio Downfall
1
7Japanese (ja)
ダウンフォール作戦
1
8Ukrainian (uk)
Операція «Даунфол»
1
9Chinese (zh)
没落行动
1
10Arabic (ar)
عملية السقوط
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 "Operation Downfall" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Operation Downfall
772
2Chinese (zh)
没落行动
558
3Ukrainian (uk)
Операція «Даунфол»
403
4French (fr)
Opération Downfall
362
5Japanese (ja)
ダウンフォール作戦
319
6Arabic (ar)
عملية السقوط
303
7Portuguese (pt)
Operação Downfall
256
8Italian (it)
Operazione Downfall
189
9Indonesian (id)
Operasi Downfall
180
10Polish (pl)
Operacja Downfall
158
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
arArabic
عملية السقوط
bgBulgarian
Операция „Даунфол“
caCatalan
Operació Downfall
csCzech
Operace Downfall
daDanish
Operation Downfall
deGerman
Operation Downfall
enEnglish
Operation Downfall
eoEsperanto
Operaco Downfall
esSpanish
Operación Downfall
etEstonian
Operatsioon Allakäik
faPersian
عملیات سقوط
fiFinnish
Operaatio Downfall
frFrench
Opération Downfall
heHebrew
מבצע נפילה
idIndonesian
Operasi Downfall
itItalian
Operazione Downfall
jaJapanese
ダウンフォール作戦
koKorean
몰락 작전
msMalay
Operasi Downfall
plPolish
Operacja Downfall
ptPortuguese
Operação Downfall
ruRussian
Операция «Даунфол»
simpleSimple English
Operation Downfall
srSerbian
Операција Даунфол
svSwedish
Operation Downfall
thThai
ปฏิบัติการดาวน์ฟอล
ukUkrainian
Операція «Даунфол»
viVietnamese
Chiến dịch Downfall
zhChinese
没落行动

Popularity rank trends

Best Rank Simple English:
#20598
06.2025
Global:
#9903
10.2022

AI rank trends

Best Rank Simple English:
#820
08.2009
Global:
#3052
08.2004

Global popularity rank history

Local AI rank history

Global AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Operation Downfall from Wikipedia articles about Atomic bombings of Hiroshima and Nagasaki, Battle of Okinawa, Surrender of Japan, Operation Unthinkable and Wikipedia article. Whereas reading the article about Operation Downfall people most often go to Wikipedia articles on Orders of battle for Downfall, Soviet invasion of Manchuria, Soviet–Japanese War, Battle of Okinawa and 1945.

Cumulative results of quality and popularity of the Wikipedia article

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

News from 28 January 2026

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In Simple English Wikipedia the most popular articles on that day were: List of European countries, Black, Pornhub, XXXTentacion, XVideos, List of people who have walked on the Moon, Manon Bannerman, Ajit Pawar, List of U.S. states, List of sex positions.

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