Question: How many dancers usually perform this Important Intangible Folk Cultural Properties dance originated from the city with a population density of 211 persons per km² ?

text: List of Important Intangible Folk Cultural Properties
Designated cultural properties -- Folk performing arts
Fūryū Odori ( 風流踊 , fūryū odori ) ( lit . `` elegant dances '' ) are traditional folk dances often consisting of large processions of participants typically wearing colorful costumes and accompanied by props . Another form represented below is Nenbutsu Odori ( 念仏踊 , nenbutsu odori ) and the syncretic Nenbutsu Fūryū ( 念仏風流 , nenbutsu fūryū ) . In these dances , dancing is accompanied by Buddhist chanting and hymns . The most common surviving example of these dances is the Bon Odori .
This is a list of 318 Important Intangible Folk Cultural Properties of Japan.
Name Date Remarks Location
Nagai Great Nenbutsu Sword Dance ( 永井の大念仏剣舞 , nagai dainenbutsu kenbai ) August 10 Highly decorated sword dances with dancers wearing large-brimmed hats decorated with flowers Morioka , Iwate
Devil 's Sword Dance ( 鬼剣舞 , oni kenbai ) August 16 Sword dance originating in nenbutsu kenbai of Yamagata Prefecture where it was used to drive away evil spirits . The dances , accompanied by drums , cymbals and flutes are performed by eight men or women wearing demon masks topped by horsehair . The masks in red , white , blue , and black represent the four seasons and four directions from where spirits are driven away and are also thought to represent an alternative form of the Buddha Sentoku-ji , Kitakami , Iwate
Nishimonai Bon Odori ( 西馬音内の盆踊 , nishimonai no bon odori ) August 16 -18 One of the three main bon odori in Akita Prefecture , performed by women wearing zukin hats that virtually conceal their faces . The dance and handwaving is accompanied by hayashi musicians located on a high roofed platform behind the dancers . The dance is seen as a prayer for a fruitful year and as an obon service Ugo , Akita
Kemanai Bon Odori ( 毛馬内の盆踊 , kemanai no bon odori ) August 21 -23 One of the three main bon odori in Akita Prefecture with participants dancing around bonfires and women dancers wearing scarves that conceal the lower part of their face Towada Kemanai , Kazuno , Akita
Shimohirai Phoenix Dance 下平井の鳳凰の舞 Shimohirai no Hōō no Mai Weekend nearest to September 29  Kasuga Shrine , Hinode , Tokyo
Ogōchi Kashima Dance ( 小河内の鹿島踊 , ogōchi no kashima odori ) or Gion odori 2nd Sunday in September Group dance of men in female costumes with flower decorated headwear Ogōchi Shrine , Okutama , Tokyo
Niijima Great Dance ( 新島の大踊 , niijima no ōodori ) August 14 -15 Bon odori dances distinguished by participants wearing red hats on the first and purple hats on the second day Niijima , Tokyo
Chakkirako チャッキラコ Chakkirako   Miura , Kanagawa
Yamakita Omine-iri 山北のお峰入り Yamakita no Omine-iri  The term Omine-iri ( お峰入り ) ( lit . entering the mountains ) refers to practitioners of Shugendō setting off on pilgrimages . The Yamakita area was a center of such practitioners in the 19th Century Yamakita , Kanagawa
Ayako Dance ( 綾子舞 , ayakomai ) Second Sunday in September Female group dances ( kouta-odori and hayashi-mai ) interspersed with kyōgen performances Kashiwazaki , Niigata
Dai no Saka ( 大の阪 ) August 14 -16 A gentle somewhat informal bon odori dance preserving an older style of nenbutsu dance and songs . Participants dance around a central tall yagura in which musicians play flutes , drums and sing Hachiman Shrine , Horinouchi , Utonuma , Niigata
Mushōno Great Nenbutsu ( 無生野の大念仏 , mushōno no dainenbutsu ) 16th day of the first month , August 16 Several dances performed in a small room decorated with long strips of ornamental white paper and shimenawa including the chanting of Buddhist texts and nenbutsu to the accompaniment of large barrel-shaped drums and a purification dance with long halberds Mushōno meeting hall , Akiyama , Uenohara , Yamanashi
Niino Bon Odori ( 新野の盆踊 , niino no bon odori ) August 14 -16 , 24 Bon odori dance without instrumental accompaniment , where dancers move around a yagura on which five or six singers sit Anan , Nagano
Atobe Dancing Nenbutsu ( 跡部の踊り念仏 , atobe no odori nenbutsu ) First Sunday in April Dance in which a small group of women circle two raised drums , singing the nenbutsu and striking small bells Saihō-ji , Atobe , Saku , Nagano
Wagō Nenbutsu Odori ( 和合の念仏踊 , wagō no nenbutsu odori ) July 13 -16 Dance accompanied by drums in with the participants wear hats decorated with white paper strips . On July 14 , 15 it is performed as a Buddhist prayer and has been designated under criteria 2 and 3 Anan , Nagano
Gujō Dance ( 郡上踊 , gujō odori ) July to September One of the three great bon odori of Japan , Gujō odori is characterised by circular movements of the dancers around a small temporary building in which the musicians are located Gujō , Gifu
Tokuyama Bon Odori ( 徳山の盆踊 , tokuyama no bon odori ) August 15 Bon odori consisting of three pieces : shikan mai performed by farmers wearing deer masks to drive away evil spirits and pray for an abundant harvest ; hiyai dance by young girls holding fans and decorated staffs ; and a short old style of kyōgen Asana Shrine , Nakakawane , Kawanehon , Shizuoka
Utōgi Bon Odori ( 有東木の盆踊 , utōgi no bon odori ) August 14 -15 Dances of men and women groups around a central figure supporting a decorated tall lantern . The dances are accompanied by drum , paper-strip idiophones and song only Tōun-ji , Utōgi , Shizuoka , Shizuoka
Night Nenbutsu and Bon Odori of Ayado ( 綾渡の夜念仏と盆踊 , ayado no yonenbutsu to bon odori ) August 15 Religious ritual procession with the singing of Buddhist texts and chants to the Shinto kami Heishō-ji , Ayawatashi , Toyota , Aichi
Ritual dance of Katte Shrine ( 勝手神社の神事踊 , katte jinja no shinji-odori ) Second Sunday in October A drum dance of 20 people also known as Kanko dance ( 羯鼓 , kanko odori ) performed as part of the shrine 's autumn festival . Some dancers carry tree-like structures decorated with paper flowers on their back Katte Shrine , Iga , Mie