Fallopia japonica

Quality:

Reynoutria japonica - species of plant. This taxon is the 739^th most popular in the global Wikipedia ranking of taxon and the 767^th most popular taxon in English Wikipedia. Article “Reynoutria japonica” in English Wikipedia has 93.8 points for quality (as of July 1, 2026). The article contains 104 references and 14 sections.

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

Achievements in all the time:

English Wikipedia:

The 767^th most popular in taxon in English Wikipedia.

Global Wikipedia:

The 739^th most popular in taxon.

Achievements in the last month:

Global Wikipedia:

The 8974^th most popular in all topics in the last month.

In June 2026 the article “Reynoutria japonica” was edited by 3 authors in English Wikipedia and written by 10 authors in all languages.

Since the creation of article “Reynoutria japonica”, its content was written by 342 registered users of English Wikipedia and edited by 1185 registered Wikipedia users in all languages.

Reynoutria japonica is on the 767^th place in local ranking of taxon in English Wikipedia and on the 739^th place in global ranking of taxon in all the time.

The article is cited 216 times in English Wikipedia and cited 914 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #3078 in January 2003
• Global: #5973 in January 2003

The highest popularity rank from 2008:

• Local (English): #7707 in October 2014
• Global: #7457 in May 2025

There are 33 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) Reynoutria japonica		93.8172
2	German (de) Japanischer Staudenknöterich		91.3741
3	French (fr) Renouée du Japon		79.3573
4	Galician (gl) Reynoutria japonica		67.4652
5	Dutch (nl) Japanse duizendknoop		60.8687
6	Swedish (sv) Parkslide		54.3365
7	Polish (pl) Rdestowiec ostrokończysty		46.2588
8	Danish (da) Japanpileurt		46.1734
9	Catalan (ca) Reynoutria japonica		46.0983
10	Japanese (ja) イタドリ		45.6419

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

#	Language	Popularity award	Relative popularity
1	English (en) Reynoutria japonica		5 345 700
2	Japanese (ja) イタドリ		2 488 323
3	German (de) Japanischer Staudenknöterich		1 730 729
4	French (fr) Renouée du Japon		1 134 016
5	Dutch (nl) Japanse duizendknoop		893 717
6	Swedish (sv) Parkslide		532 654
7	Polish (pl) Rdestowiec ostrokończysty		434 309
8	Chinese (zh) 虎杖		247 278
9	Russian (ru) Рейнутрия японская		181 627
10	Czech (cs) Křídlatka japonská		151 003

The following table shows the language versions of the article with the highest popularity in the last month.

#	Language	Popularity award	Relative popularity
1	English (en) Reynoutria japonica		26 265
2	German (de) Japanischer Staudenknöterich		20 961
3	Dutch (nl) Japanse duizendknoop		9 665
4	French (fr) Renouée du Japon		8 820
5	Swedish (sv) Parkslide		8 588
6	Japanese (ja) イタドリ		8 102
7	Polish (pl) Rdestowiec ostrokończysty		5 765
8	Croatian (hr) Japanski dvornik		3 169
9	Russian (ru) Рейнутрия японская		3 132
10	Finnish (fi) Japanintatar		2 407

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

#	Language	AI award	Relative AI
1	English (en) Reynoutria japonica		342
2	German (de) Japanischer Staudenknöterich		181
3	French (fr) Renouée du Japon		173
4	Dutch (nl) Japanse duizendknoop		102
5	Japanese (ja) イタドリ		64
6	Swedish (sv) Parkslide		34
7	Czech (cs) Křídlatka japonská		33
8	Polish (pl) Rdestowiec ostrokończysty		26
9	Danish (da) Japanpileurt		25
10	Chinese (zh) 虎杖		22

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

#	Language	AI award	Relative AI
1	English (en) Reynoutria japonica		3
2	Dutch (nl) Japanse duizendknoop		2
3	Catalan (ca) Reynoutria japonica		1
4	Czech (cs) Křídlatka japonská		1
5	German (de) Japanischer Staudenknöterich		1
6	Basque (eu) Japoniar piper-belar		1
7	Swedish (sv) Parkslide		1
8	Bulgarian (bg) Японска фалопия		0
9	Danish (da) Japanpileurt		0
10	Esperanto (eo) Japana falopio		0

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

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