 The girls also partition off the batter's box so that other teams cannot see what they are doing.Apart from baseball, the series also deals with certain cultural changes that are not seen quite so often in anime.For example, the popular "sailor" school uniforms, now a staple of real-world Japanese schools, as well as school-based anime and manga, are only just being introduced into Japanese society during the Taishō period in which this work is based.