I-402

Japanese submarine I-402 - 1944 I-400-class submarine. Article “I-402” in Italian Wikipedia has 19.6 points for quality (as of July 1, 2026). The article contains 9 references and 4 sections.

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

Since the creation of article “I-402”, its content was written by 8 registered users of Italian Wikipedia and edited by 103 registered Wikipedia users in all languages.

The article is cited 2 times in Italian Wikipedia and cited 504 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Italian): #38618 in October 2019
• Global: #62235 in August 2015

The highest popularity rank from 2008:

• Local (Italian): #389647 in August 2022
• Global: #11055 in August 2015

There are 8 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, 2026 (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-402		47.2081
2	French (fr) I-402 (sous-marin)		34.6753
3	Japanese (ja) 伊号第四百二潜水艦		32.3386
4	Chinese (zh) 伊號第四百二潛艦		20.0659
5	Italian (it) I-402		19.5718
6	Indonesian (id) Kapal selam Jepang I-402		15.3744
7	Ukrainian (uk) I-402		6.923
8	Persian (fa) زیردریایی آی-۴۰۲		1.1526

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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-402" in all the time

#	Language	Popularity award	Relative popularity
1	Japanese (ja) 伊号第四百二潜水艦		360 272
2	English (en) Japanese submarine I-402		82 642
3	Chinese (zh) 伊號第四百二潛艦		22 102
4	French (fr) I-402 (sous-marin)		6 879
5	Italian (it) I-402		2 954
6	Indonesian (id) Kapal selam Jepang I-402		1 578
7	Persian (fa) زیردریایی آی-۴۰۲		416
8	Ukrainian (uk) I-402		191

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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-402" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Japanese submarine I-402		302
2	Japanese (ja) 伊号第四百二潜水艦		289
3	Chinese (zh) 伊號第四百二潛艦		92
4	French (fr) I-402 (sous-marin)		51
5	Italian (it) I-402		24
6	Indonesian (id) Kapal selam Jepang I-402		7
7	Ukrainian (uk) I-402		4
8	Persian (fa) زیردریایی آی-۴۰۲		3

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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-402" 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-402		38
2	Japanese (ja) 伊号第四百二潜水艦		25
3	Chinese (zh) 伊號第四百二潛艦		15
4	Italian (it) I-402		8
5	French (fr) I-402 (sous-marin)		7
6	Indonesian (id) Kapal selam Jepang I-402		5
7	Ukrainian (uk) I-402		4
8	Persian (fa) زیردریایی آی-۴۰۲		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-402" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Persian (fa) زیردریایی آی-۴۰۲		1
2	English (en) Japanese submarine I-402		0
3	French (fr) I-402 (sous-marin)		0
4	Indonesian (id) Kapal selam Jepang I-402		0
5	Italian (it) I-402		0
6	Japanese (ja) 伊号第四百二潜水艦		0
7	Ukrainian (uk) I-402		0
8	Chinese (zh) 伊號第四百二潛艦		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-402" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Ukrainian (uk) I-402		243
2	English (en) Japanese submarine I-402		163
3	Japanese (ja) 伊号第四百二潜水艦		45
4	Chinese (zh) 伊號第四百二潛艦		37
5	French (fr) I-402 (sous-marin)		10
6	Indonesian (id) Kapal selam Jepang I-402		4
7	Italian (it) I-402		2
8	Persian (fa) زیردریایی آی-۴۰۲		0

More...

#	Language	Value
en	English Japanese submarine I-402
fa	Persian زیردریایی آی-۴۰۲
fr	French I-402 (sous-marin)
id	Indonesian Kapal selam Jepang I-402
it	Italian I-402
ja	Japanese 伊号第四百二潜水艦
uk	Ukrainian I-402
zh	Chinese 伊號第四百二潛艦

Best Rank

Italian: #389647 08.2022

Global: #11055 08.2015

Best Rank

Italian: #38618 10.2019

Global: #62235 08.2015

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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 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information