Hiroki Kosai

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Hiroki Kosai

Quality:

Hiroki Kosai - Japanese astronomer. Article “Hiroki Kosai” in English Wikipedia has 16.4 points for quality (as of July 1, 2025). The article contains 5 references and 5 sections.

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

In June 2025 the article “Hiroki Kosai” was edited by 1 authors in English Wikipedia and written by 3 authors in all languages.

Since the creation of article “Hiroki Kosai”, its content was written by 40 registered users of English Wikipedia and edited by 204 registered Wikipedia users in all languages.

The article is cited 43 times in English Wikipedia and cited 1148 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #149712 in June 2004
  • Global: #46786 in March 2010

The highest popularity rank from 2008:

  • Local (English): #496169 in November 2012
  • Global: #655072 in November 2012

There are 18 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
1Polish (pl)
Hiroki Kōsai
37.3063
2Italian (it)
Hiroki Kōsai
28.1545
3Spanish (es)
Hiroki Kosai
22.7713
4Armenian (hy)
Հիրոկի Կոսայ
21.57
5German (de)
Hiroki Kōsai
20.6982
6Croatian (hr)
Hiroki Kōsai
17.426
7Chinese (zh)
香西洋樹
17.1335
8English (en)
Hiroki Kosai
16.4358
9Esperanto (eo)
Hiroki Kosaj
14.9306
10Norwegian (no)
Hiroki Kosai
14.1053
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 "Hiroki Kosai" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Hiroki Kosai
22 439
2Japanese (ja)
香西洋樹
19 711
3Polish (pl)
Hiroki Kōsai
10 558
4German (de)
Hiroki Kōsai
8 166
5Italian (it)
Hiroki Kōsai
4 920
6Korean (ko)
고사이 히로키
4 755
7French (fr)
Hiroki Kosai
3 608
8Russian (ru)
Косай, Хироки
3 580
9Portuguese (pt)
Hiroki Kōsai
3 333
10Bulgarian (bg)
Хироки Косай
2 017
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 "Hiroki Kosai" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Hiroki Kosai
91
2Japanese (ja)
香西洋樹
61
3Italian (it)
Hiroki Kōsai
41
4Chinese (zh)
香西洋樹
23
5French (fr)
Hiroki Kosai
18
6Armenian (hy)
Հիրոկի Կոսայ
12
7German (de)
Hiroki Kōsai
6
8Polish (pl)
Hiroki Kōsai
6
9Portuguese (pt)
Hiroki Kōsai
6
10Esperanto (eo)
Hiroki Kosaj
5
More...

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

The highest AI

Language versions of the article "Hiroki Kosai" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Hiroki Kosai
40
2Italian (it)
Hiroki Kōsai
32
3Japanese (ja)
香西洋樹
27
4French (fr)
Hiroki Kosai
22
5German (de)
Hiroki Kōsai
19
6Polish (pl)
Hiroki Kōsai
12
7Portuguese (pt)
Hiroki Kōsai
9
8Bulgarian (bg)
Хироки Косай
7
9Russian (ru)
Косай, Хироки
7
10Croatian (hr)
Hiroki Kōsai
5
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 "Hiroki Kosai" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Chinese (zh)
香西洋樹
2
2English (en)
Hiroki Kosai
1
3Bulgarian (bg)
Хироки Косай
0
4German (de)
Hiroki Kōsai
0
5Esperanto (eo)
Hiroki Kosaj
0
6Spanish (es)
Hiroki Kosai
0
7Basque (eu)
Hiroki Kosai
0
8French (fr)
Hiroki Kosai
0
9Croatian (hr)
Hiroki Kōsai
0
10Armenian (hy)
Հիրոկի Կոսայ
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 "Hiroki Kosai" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Esperanto (eo)
Hiroki Kosaj
121
2French (fr)
Hiroki Kosai
121
3Italian (it)
Hiroki Kōsai
111
4Armenian (hy)
Հիրոկի Կոսայ
109
5Chinese (zh)
香西洋樹
106
6Polish (pl)
Hiroki Kōsai
99
7German (de)
Hiroki Kōsai
83
8Japanese (ja)
香西洋樹
73
9Swedish (sv)
Hiroki Kōsai
73
10Norwegian (no)
Hiroki Kosai
64
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
bgBulgarian
Хироки Косай
deGerman
Hiroki Kōsai
enEnglish
Hiroki Kosai
eoEsperanto
Hiroki Kosaj
esSpanish
Hiroki Kosai
euBasque
Hiroki Kosai
frFrench
Hiroki Kosai
hrCroatian
Hiroki Kōsai
hyArmenian
Հիրոկի Կոսայ
itItalian
Hiroki Kōsai
jaJapanese
香西洋樹
koKorean
고사이 히로키
noNorwegian
Hiroki Kosai
plPolish
Hiroki Kōsai
ptPortuguese
Hiroki Kōsai
ruRussian
Косай, Хироки
svSwedish
Hiroki Kōsai
zhChinese
香西洋樹

Popularity rank trends

Best Rank English:
#496169
11.2012
Global:
#655072
11.2012

AI rank trends

Best Rank English:
#149712
06.2004
Global:
#46786
03.2010

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):

News from 28 February 2026

On 28 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Ali Khamenei, Iran, Ruhollah Khomeini, Jeffrey Epstein, Supreme Leader of Iran, Mohammad Reza I of Iran, 2026 Israeli–United States strikes on Iran, Neil Sedaka, Masoud Pezeshkian, Resident Evil Requiem.

In English Wikipedia the most popular articles on that day were: Ali Khamenei, 2026 Israeli–United States strikes on Iran, Neil Sedaka, Iran, Ruhollah Khomeini, Iran–Israel conflict, Supreme Leader of Iran, Scream 7, Elimination Chamber (2026), World War III.

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