National Diet Library

National Diet Library - national library in Japan. This building is the 907^th most popular in the global Wikipedia ranking of buildings. Article “National Diet Library” in English Wikipedia has 58.8 points for quality (as of July 1, 2026). The article contains 31 references and 25 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 6.53 points.

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

Since the creation of article “National Diet Library”, its content was written by 126 registered users of English Wikipedia and edited by 878 registered Wikipedia users in all languages.

National Diet Library is on the 907^th place in global ranking of buildings on Wikipedia in all the time.

The article is cited 834 times in English Wikipedia and cited 407243 times in all languages (231^st place).

The highest Authors Interest rank from 2001:

• Local (English): #19310 in November 2003
• Global: #3491 in November 2003

The highest popularity rank from 2008:

• Local (English): #43411 in September 2014
• Global: #46041 in November 2019

There are 42 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	Japanese (ja) 国立国会図書館		69.973
2	English (en) National Diet Library		58.7529
3	Catalan (ca) Biblioteca Nacional de la Dieta del Japó		55.8866
4	Slovenian (sl) Japonska nacionalna knjižnica		54.5302
5	Chinese (zh) 國立國會圖書館		48.7493
6	Serbian (sr) Nacionalna parlamentarna biblioteka Japana		41.4688
7	Min Nan (zhminnan) Kok-li̍p Kok-hōe Tô͘-su-koán		40.1536
8	Greek (el) Εθνική Βιβλιοθήκη της Δίαιτας της Ιαπωνίας		36.2145
9	Spanish (es) Biblioteca Nacional de la Dieta		35.637
10	Finnish (fi) Japanin parlamentin kirjasto		33.9362

More...

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

The most popular language versions of the article "National Diet Library" in all the time

#	Language	Popularity award	Relative popularity
1	Japanese (ja) 国立国会図書館		1 898 378
2	English (en) National Diet Library		1 182 076
3	Chinese (zh) 國立國會圖書館		123 615
4	Russian (ru) Национальная парламентская библиотека (Япония)		112 693
5	Spanish (es) Biblioteca Nacional de la Dieta		84 548
6	Korean (ko) 국립국회도서관		75 362
7	Italian (it) Biblioteca della Dieta nazionale del Giappone		51 264
8	German (de) Nationale Parlamentsbibliothek		48 992
9	Danish (da) Nationale parlamentsbibliotek		44 751
10	Arabic (ar) مكتبة البرلمان الوطني		44 625

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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 "National Diet Library" in June 2026

#	Language	Popularity award	Relative popularity
1	Japanese (ja) 国立国会図書館		6 436
2	English (en) National Diet Library		1 720
3	Chinese (zh) 國立國會圖書館		432
4	Spanish (es) Biblioteca Nacional de la Dieta		231
5	Russian (ru) Национальная парламентская библиотека (Япония)		191
6	Italian (it) Biblioteca della Dieta nazionale del Giappone		156
7	Greek (el) Εθνική Βιβλιοθήκη της Δίαιτας της Ιαπωνίας		114
8	Catalan (ca) Biblioteca Nacional de la Dieta del Japó		97
9	German (de) Nationale Parlamentsbibliothek		90
10	Turkish (tr) Millî Diyet Kütüphanesi		80

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

Language versions of the article "National Diet Library" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	Japanese (ja) 国立国会図書館		247
2	English (en) National Diet Library		126
3	German (de) Nationale Parlamentsbibliothek		73
4	Chinese (zh) 國立國會圖書館		55
5	Italian (it) Biblioteca della Dieta nazionale del Giappone		43
6	Russian (ru) Национальная парламентская библиотека (Япония)		42
7	Spanish (es) Biblioteca Nacional de la Dieta		28
8	Hebrew (he) ספריית הדיאט הלאומית		27
9	Esperanto (eo) Nacia Biblioteko de Dieto		17
10	French (fr) Bibliothèque nationale de la Diète		17

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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 "National Diet Library" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Arabic (ar) مكتبة البرلمان الوطني		1
2	Catalan (ca) Biblioteca Nacional de la Dieta del Japó		1
3	Italian (it) Biblioteca della Dieta nazionale del Giappone		1
4	Japanese (ja) 国立国会図書館		1
5	Romanian (ro) Biblioteca Națională a Dietei		1
6	Simple English (simple) National Diet Library		1
7	Serbian (sr) Nacionalna parlamentarna biblioteka Japana		1
8	Turkish (tr) Millî Diyet Kütüphanesi		1
9	Urdu (ur) پارلیمانی کتب خانہ جاپان		1
10	Belarusian (be) Нацыянальная парламенцкая бібліятэка Японіі		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 "National Diet Library" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Japanese (ja) 国立国会図書館		42 506
2	Spanish (es) Biblioteca Nacional de la Dieta		37 511
3	Italian (it) Biblioteca della Dieta nazionale del Giappone		35 678
4	Russian (ru) Национальная парламентская библиотека (Япония)		29 275
5	Catalan (ca) Biblioteca Nacional de la Dieta del Japó		23 043
6	Czech (cs) Národní parlamentní knihovna Japonska		21 643
7	Turkish (tr) Millî Diyet Kütüphanesi		21 556
8	Hebrew (he) ספריית הדיאט הלאומית		19 215
9	Ukrainian (uk) Національна парламентська бібліотека Японії		17 654
10	Portuguese (pt) Biblioteca Nacional da Dieta		17 111

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#	Language	Value
ar	Arabic مكتبة البرلمان الوطني
be	Belarusian Нацыянальная парламенцкая бібліятэка Японіі
bg	Bulgarian Национална парламентарна библиотека (Япония)
ca	Catalan Biblioteca Nacional de la Dieta del Japó
cs	Czech Národní parlamentní knihovna Japonska
da	Danish Nationale parlamentsbibliotek
de	German Nationale Parlamentsbibliothek
el	Greek Εθνική Βιβλιοθήκη της Δίαιτας της Ιαπωνίας
en	English National Diet Library
eo	Esperanto Nacia Biblioteko de Dieto
es	Spanish Biblioteca Nacional de la Dieta
eu	Basque Dietako Liburutegi Nazionala (Japonia)
fa	Persian کتابخانه شورای ملی ژاپن
fi	Finnish Japanin parlamentin kirjasto
fr	French Bibliothèque nationale de la Diète
gl	Galician Biblioteca Nacional da Dieta
he	Hebrew ספריית הדיאט הלאומית
hu	Hungarian Országgyűlési Könyvtár (Japán)
id	Indonesian Perpustakaan Parlemen Jepang
it	Italian Biblioteca della Dieta nazionale del Giappone
ja	Japanese 国立国会図書館
ko	Korean 국립국회도서관
la	Latin Bibliotheca Diaetae Nationalis
lt	Lithuanian Japonijos nacionalinė parlamento biblioteka
ms	Malay Perpustakaan Diet Kebangsaan
nl	Dutch Bibliotheek van het Japanse parlement
no	Norwegian Det nasjonale parlamentsbiblioteket
pl	Polish Narodowa Biblioteka Parlamentarna Japonii
pt	Portuguese Biblioteca Nacional da Dieta
ro	Romanian Biblioteca Națională a Dietei
ru	Russian Национальная парламентская библиотека (Япония)
sh	Serbo-Croatian Biblioteka nacionalnog dijeta
simple	Simple English National Diet Library
sl	Slovenian Japonska nacionalna knjižnica
sr	Serbian Nacionalna parlamentarna biblioteka Japana
sv	Swedish Nationella parlamentsbiblioteket
tr	Turkish Millî Diyet Kütüphanesi
uk	Ukrainian Національна парламентська бібліотека Японії
ur	Urdu پارلیمانی کتب خانہ جاپان
vi	Vietnamese Thư viện Quốc hội Nhật Bản
zh	Chinese 國立國會圖書館
zhminnan	Min Nan Kok-li̍p Kok-hōe Tô͘-su-koán

Best Rank

English: #43411 09.2014

Global: #46041 11.2019

Best Rank

English: #19310 11.2003

Global: #3491 11.2003

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In English Wikipedia the most popular articles on that day were: 2026 FIFA World Cup, Harry Kane, Julián Quiñones, List of FIFA World Cup top goalscorers, Kylian Mbappé, Democratic Republic of the Congo, Erling Haaland, DR Congo national football team, Melat Kiros, FIFA World Cup.

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