Chikara to Onna no Yo no Naka (力と女の世の中, lit. "Within the World of Power and Women" or "The World of Power and Women") is a 1933 anime short film by Kenzō Masaoka and the first Japanese anime of any type to feature voiceovers. The film was released in black and white. There are no known prints of this film available, and it is considered a lost film. Chikara was listed as one of the "Best of Best" by the 12th Japan Media Arts Festival.