was a Japanese film actor best known for starring roles in jidaigeki directed by leading Japanese filmmakers.
à Âkà Âchi was born Masuo à Âbe on February 5, 1898, in à Âkà Âchi, Iwaya (present-day à Âkà Âchi, Buzen), Fukuoka Prefecture, the fifth son and eighth of nine children of town physician Susumu à Âbe and his wife Aki. à Âkà Âchi was born to a family of physicians; his father Susumu was the 16th generation of the à Âbe family of physicians, and had served as a personal physician to the daimyo before establishing his own practice following the Meiji Restoration. His paternal grandmother was the daughter of Suematsu Gendà Â, the domain doctor of Kokura. His mother Aki was the daughter of a Confucian scholar and samurai in the service of Nakatsu Domain.
à Âkà Âchi entered Shinkokugeki (New National Theatre), training under Sawada Shà Âjirà  (aka Sawasho). Sawada founded this new school of popular theatre in 1917 which had strong cultural impact by the early 1920s. Shinkokugeki was known for jidaigeki the period drama genre, particularly for its realistic sword fights (tate) or swordplay (kengeki).
With this background, à Âkà Âchi entered the Nikkatsu studio in 1925 and soon came to fame in chanbara (sword-fighting) samurai films â a subgenre of jidaigeki emphasizing tate â playing characters such as Chà «ji Kunisada and Tange Sazen.
At his peak, he was one of the top jidaigeki stars alongside Tsumasaburà  Bandà  and Chiezà  Kataoka. During World War II, he also appeared in a number of war films. During the second Toho strike in 1946, Okochi led the formation of a new union which opposed the strike. After the end of the strike, the new union became Shintoho.
He was directed by Akira Kurosawa, Ishiro Honda, Daisuke Ità Â, Sadao Yamanaka, Teinosuke Kinugasa, Hiroshi Inagaki and Masahiro Makino.
à Âkà Âchi had ceased acting by 1961, dying a year later on July 18, 1962.
His house and garden in Arashiyama, Kyoto, called à Âkà Âchi Sansà Â, are still preserved and open to the public.