I-30

Japanese submarine I-30 - 1940 Type B1 submarine. Article “I-30” in Ukrainian Wikipedia has 9.7 points for quality (as of July 1, 2025). The article contains 1 references and 5 sections.

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

Since the creation of article “I-30”, its content was written by 7 registered users of Ukrainian Wikipedia and edited by 97 registered Wikipedia users in all languages.

The article is cited 252 times in Ukrainian Wikipedia and cited 613 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Ukrainian): #7815 in December 2022
• Global: #109532 in October 2019

The highest popularity rank from 2008:

• Local (Ukrainian): #249018 in February 2021
• Global: #370666 in January 2018

There are 9 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	Vietnamese (vi) I-30 (tàu ngầm Nhật)		42.8472
2	French (fr) I-30 (sous-marin)		35.7426
3	English (en) Japanese submarine I-30		31.6149
4	Russian (ru) I-30 (подводная лодка)		28.6491
5	Japanese (ja) 伊号第三十潜水艦		22.0384
6	German (de) I-30 (U-Boot)		10.4856
7	Spanish (es) I-30		10.2038
8	Ukrainian (uk) I-30		9.7285
9	Persian (fa) زیردریایی آی-۳۰		1.2133

More...

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

The most popular language versions of the article "I-30" in all the time

#	Language	Popularity award	Relative popularity
1	Japanese (ja) 伊号第三十潜水艦		117 712
2	English (en) Japanese submarine I-30		76 311
3	German (de) I-30 (U-Boot)		8 386
4	Russian (ru) I-30 (подводная лодка)		7 552
5	Spanish (es) I-30		6 523
6	French (fr) I-30 (sous-marin)		4 681
7	Persian (fa) زیردریایی آی-۳۰		333
8	Ukrainian (uk) I-30		291
9	Vietnamese (vi) I-30 (tàu ngầm Nhật)		71

More...

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-30" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Japanese submarine I-30		303
2	Japanese (ja) 伊号第三十潜水艦		268
3	Russian (ru) I-30 (подводная лодка)		68
4	German (de) I-30 (U-Boot)		60
5	French (fr) I-30 (sous-marin)		56
6	Spanish (es) I-30		13
7	Ukrainian (uk) I-30		4
8	Vietnamese (vi) I-30 (tàu ngầm Nhật)		3
9	Persian (fa) زیردریایی آی-۳۰		2

More...

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

Language versions of the article "I-30" 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-30		35
2	Japanese (ja) 伊号第三十潜水艦		23
3	German (de) I-30 (U-Boot)		11
4	French (fr) I-30 (sous-marin)		8
5	Russian (ru) I-30 (подводная лодка)		8
6	Ukrainian (uk) I-30		7
7	Spanish (es) I-30		3
8	Persian (fa) زیردریایی آی-۳۰		1
9	Vietnamese (vi) I-30 (tàu ngầm Nhật)		1

More...

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-30" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	German (de) I-30 (U-Boot)		0
2	English (en) Japanese submarine I-30		0
3	Spanish (es) I-30		0
4	Persian (fa) زیردریایی آی-۳۰		0
5	French (fr) I-30 (sous-marin)		0
6	Japanese (ja) 伊号第三十潜水艦		0
7	Russian (ru) I-30 (подводная лодка)		0
8	Ukrainian (uk) I-30		0
9	Vietnamese (vi) I-30 (tàu ngầm Nhật)		0

More...

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

Language versions of the article "I-30" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Ukrainian (uk) I-30		252
2	English (en) Japanese submarine I-30		115
3	Japanese (ja) 伊号第三十潜水艦		91
4	French (fr) I-30 (sous-marin)		40
5	Vietnamese (vi) I-30 (tàu ngầm Nhật)		35
6	Persian (fa) زیردریایی آی-۳۰		26
7	Spanish (es) I-30		25
8	Russian (ru) I-30 (подводная лодка)		17
9	German (de) I-30 (U-Boot)		12

More...

#	Language	Value
de	German I-30 (U-Boot)
en	English Japanese submarine I-30
es	Spanish I-30
fa	Persian زیردریایی آی-۳۰
fr	French I-30 (sous-marin)
ja	Japanese 伊号第三十潜水艦
ru	Russian I-30 (подводная лодка)
uk	Ukrainian I-30
vi	Vietnamese I-30 (tàu ngầm Nhật)

Best Rank

Ukrainian: #249018 02.2021

Global: #370666 01.2018

Best Rank

Ukrainian: #7815 12.2022

Global: #109532 10.2019

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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