山階鳥類研究所

Yamashina Institute for Ornithology - Japanese non-profit research organization. Article “山階鳥類研究所” in Japanese Wikipedia has 31.5 points for quality (as of July 1, 2025). The article contains 24 references and 11 sections.

In this language version of Wikipedia the article has the best quality. Also, this article is the most popular in that (Japanese) language version.

Since the creation of article “山階鳥類研究所”, its content was written by 45 registered users of Japanese Wikipedia and edited by 71 registered Wikipedia users in all languages.

The article is cited 217 times in Japanese Wikipedia and cited 251 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Japanese): #1423 in November 2011
• Global: #99296 in November 2004

The highest popularity rank from 2008:

• Local (Japanese): #27303 in November 2021
• Global: #313134 in November 2021

There are 5 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	Japanese (ja) 山階鳥類研究所		31.526
2	Tamil (ta) யமாசினா பறவையில் நிறுவனம்		23.0246
3	English (en) Yamashina Institute for Ornithology		18.2686
4	French (fr) Institut d'ornithologie de Yamashina		10.4836
5	Portuguese (pt) Instituto Yamashina de Ornitologia		3.8184

More...

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

The most popular language versions of the article "山階鳥類研究所" in all the time

#	Language	Popularity award	Relative popularity
1	Japanese (ja) 山階鳥類研究所		295 299
2	English (en) Yamashina Institute for Ornithology		20 950
3	Portuguese (pt) Instituto Yamashina de Ornitologia		2 849
4	French (fr) Institut d'ornithologie de Yamashina		1 077
5	Tamil (ta) யமாசினா பறவையில் நிறுவனம்		105

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 "山階鳥類研究所" in June 2025

#	Language	Popularity award	Relative popularity
1	Japanese (ja) 山階鳥類研究所		1 029
2	English (en) Yamashina Institute for Ornithology		123
3	Portuguese (pt) Instituto Yamashina de Ornitologia		25
4	Tamil (ta) யமாசினா பறவையில் நிறுவனம்		11
5	French (fr) Institut d'ornithologie de Yamashina		4

More...

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

Language versions of the article "山階鳥類研究所" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	Japanese (ja) 山階鳥類研究所		45
2	English (en) Yamashina Institute for Ornithology		16
3	French (fr) Institut d'ornithologie de Yamashina		5
4	Portuguese (pt) Instituto Yamashina de Ornitologia		4
5	Tamil (ta) யமாசினா பறவையில் நிறுவனம்		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 "山階鳥類研究所" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	English (en) Yamashina Institute for Ornithology		1
2	French (fr) Institut d'ornithologie de Yamashina		0
3	Japanese (ja) 山階鳥類研究所		0
4	Portuguese (pt) Instituto Yamashina de Ornitologia		0
5	Tamil (ta) யமாசினா பறவையில் நிறுவனம்		0

More...

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

Language versions of the article "山階鳥類研究所" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Japanese (ja) 山階鳥類研究所		217
2	English (en) Yamashina Institute for Ornithology		23
3	French (fr) Institut d'ornithologie de Yamashina		6
4	Portuguese (pt) Instituto Yamashina de Ornitologia		4
5	Tamil (ta) யமாசினா பறவையில் நிறுவனம்		1

More...

#	Language	Value
en	English Yamashina Institute for Ornithology
fr	French Institut d'ornithologie de Yamashina
ja	Japanese 山階鳥類研究所
pt	Portuguese Instituto Yamashina de Ornitologia
ta	Tamil யமாசினா பறவையில் நிறுவனம்

Best Rank

Japanese: #27303 11.2021

Global: #313134 11.2021

Best Rank

Japanese: #1423 11.2011

Global: #99296 11.2004

On 26 September 2025 in multilingual Wikipedia, Internet users most often read articles on the following topics: Claudia Cardinale, One Battle After Another, ChatGPT, Alice in Borderland, Guinness, deaths in 2025, Benjamin Netanyahu, Assata Shakur, Charlie Kirk, Arthur Guinness.

In Japanese Wikipedia the most popular articles on that day were: 小川晶 (政治家), 小松暢, 沈黙の艦隊, やなせたかし, 牧島かれん, 今田美桜, 手塚治虫, 小泉八雲, 田中雄士, ベネット・ミラー.

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