After moving to Okayama, Momozaki Koharu met a splendid trio that called themselves friends of Momotaro. Because she has "momo" (peach) in her name and had a kibi dango with her, Koharu was recognized as Momotaro (by the group). In order to protect the peace of Okayama alongside them, they went to an amusement park, participated in a festival and many other things... isn't that just playing around?! A relaxing life of Okayama stories begins♪