Momentum - force

...Its origins date back to ancient times, and when the custom of using the "Tale of Soga" as a spring kyogen play in Edo Kabuki became a ritual, many similar works were produced. However, only two works are still performed today under the name "Kusazuribiki": the Nagauta "Kikuju no Kusazuri" (commonly known as "Seishuji", composed by Kineya Shojiro I), first performed at the Edo Kiri-za Theater in January 1787 (Tenmei 7), and the Nagauta "Shou Fudatsuki Kongen Kusazuribiki" (commonly known as "Seishuji", composed by Kineya Rokusaburo IV), first performed at the Edo Morita-za Theater in January 1814 (Bunka 11). The former was taught at the beginning of dance training as an introduction to rough arts, and was performed on stage by children. ...

*Some of the terminology explanations that mention "momentum" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…発生は古く，江戸歌舞伎の初春狂言として〈曾我物語〉に材をとる慣習が式例化すると，数多の同類作品が生じた。しかし現在もなお《草摺引》と称して上演されているのは，1787年(天明7)正月江戸桐座初演，長唄《菊寿の草摺（きくじゆのくさずり）》(通称《勢い》，1世杵屋正次郎作曲)と，1814年(文化11)正月江戸森田座初演，長唄《正札附根元草摺引（しようふだつきこんげんくさずりびき）》(通称《正札附》，4世杵屋六三郎作曲)の2作だけ。前者は荒事芸の手ほどきとして，舞踊修業の初歩段階に教えられ，舞台でも相応に子供が上演。…

※「《勢い》」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報