Heian and Kamakura, female members of the samurai class who became prominent or even present on the battlefield. Onna-musha or women warriors were very unusual. The most famous women warriors were Tomoe Gozen and Hangaku Gozen. Bushi women were trained mainly with the naginata they would also use the kaiken – a type of dagger – and the art of tantojutsu in battle.”
"Comes a Train of Little Ladies..." - Odori 1928 - A group of Maiko Girls (Apprentice Geisha) dressed for the Miyako Odori (Cherry Dance), sometime around 1928. Maiko Fukiko in the centre and Maiko Tomeko to her lower right. They think of themselves as sisters, and call each other such. So as you see, the Three Little Maids From School weren't biological sisters at all.