I-401

Japanese submarine I-401 - 1944 I-400-class submarine. Article “I-401” in Ukrainian Wikipedia has 6.9 points for quality (as of July 1, 2025). The article contains 1 references and 3 sections.

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

Since the creation of article “I-401”, its content was written by 5 registered users of Ukrainian Wikipedia and edited by 124 registered Wikipedia users in all languages.

The article is cited 241 times in Ukrainian Wikipedia and cited 677 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Ukrainian): #9507 in December 2022
• Global: #50119 in December 2013

The highest popularity rank from 2008:

• Local (Ukrainian): #274611 in June 2024
• Global: #35323 in May 2015

There are 7 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	English (en) Japanese submarine I-401		67.93
2	Chinese (zh) 伊號第四百一潛艦		60.0797
3	French (fr) I-401 (sous-marin)		46.4383
4	Indonesian (id) Kapal selam Jepang I-401		14.2551
5	Japanese (ja) 伊号第四百一潜水艦		11.0911
6	Ukrainian (uk) I-401		6.87
7	Persian (fa) زیردریایی آی-۴۰۱		3.034

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

The most popular language versions of the article "I-401" in all the time

#	Language	Popularity award	Relative popularity
1	Japanese (ja) 伊号第四百一潜水艦		651 414
2	English (en) Japanese submarine I-401		380 178
3	Chinese (zh) 伊號第四百一潛艦		58 488
4	French (fr) I-401 (sous-marin)		5 301
5	Indonesian (id) Kapal selam Jepang I-401		3 203
6	Persian (fa) زیردریایی آی-۴۰۱		498
7	Ukrainian (uk) I-401		272

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

The most popular language versions of the article "I-401" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Japanese submarine I-401		1 104
2	Japanese (ja) 伊号第四百一潜水艦		1 003
3	Chinese (zh) 伊號第四百一潛艦		265
4	French (fr) I-401 (sous-marin)		58
5	Indonesian (id) Kapal selam Jepang I-401		19
6	Ukrainian (uk) I-401		7
7	Persian (fa) زیردریایی آی-۴۰۱		2

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

Language versions of the article "I-401" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Japanese submarine I-401		58
2	Japanese (ja) 伊号第四百一潜水艦		27
3	Chinese (zh) 伊號第四百一潛艦		20
4	French (fr) I-401 (sous-marin)		10
5	Ukrainian (uk) I-401		5
6	Indonesian (id) Kapal selam Jepang I-401		3
7	Persian (fa) زیردریایی آی-۴۰۱		1

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

Language versions of the article "I-401" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	English (en) Japanese submarine I-401		1
2	Persian (fa) زیردریایی آی-۴۰۱		0
3	French (fr) I-401 (sous-marin)		0
4	Indonesian (id) Kapal selam Jepang I-401		0
5	Japanese (ja) 伊号第四百一潜水艦		0
6	Ukrainian (uk) I-401		0
7	Chinese (zh) 伊號第四百一潛艦		0

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

Language versions of the article "I-401" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Japanese submarine I-401		305
2	Ukrainian (uk) I-401		241
3	Japanese (ja) 伊号第四百一潜水艦		68
4	Chinese (zh) 伊號第四百一潛艦		40
5	French (fr) I-401 (sous-marin)		15
6	Indonesian (id) Kapal selam Jepang I-401		7
7	Persian (fa) زیردریایی آی-۴۰۱		1

More...

#	Language	Value
en	English Japanese submarine I-401
fa	Persian زیردریایی آی-۴۰۱
fr	French I-401 (sous-marin)
id	Indonesian Kapal selam Jepang I-401
ja	Japanese 伊号第四百一潜水艦
uk	Ukrainian I-401
zh	Chinese 伊號第四百一潛艦

Best Rank

Ukrainian: #274611 06.2024

Global: #35323 05.2015

Best Rank

Ukrainian: #9507 12.2022

Global: #50119 12.2013

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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