A former gymnast, Aikawa Maki has turned her skills to a different way of life—street fighting. The only thing that truly makes her feel alive is violence. With amazing power and grace, she fights opponent after opponent, repeatedly demonstrating the gymnastic talent that earns her her nom de guerre, Airmaster.

The Achiga Girls' Academy in Nara once defeated regional mahjong powerhouse Bansei High School. It advanced into the national team semifinals but lost to the eventual champion, and the mahjong club was later disbanded. Six years later, elementary school student Shizuno Takakamo befriends transfer student Nodoka Haramura. The two eventually enter Achiga Girls', but Nodoka transfers out of the school in the second year. When Shizuno sees Nodoka on television the following year as the national middle school individual mahjong champion, she decides to revive Achiga's mahjong club.

Kaede is a normal school girl who was studying for her exams for school when suddenly she is interrupted by Shinobu, a girl who is a ninja-in-training, attempting to complete her exam. The problem is, in order for her to successfully complete her exam, she must steal one of Kaede's panties! In Kaede's attempt to stop Shinobu from stealing her panties, an unexpected friendship is forged between the two. Kaede soon becomes engrossed in Shinobu's world, surrounded by partying ninjas and a yellow pac-man like thing by the name of Onsokumaru, who claims to be the master of all ninjas!

Short specials included in the Blu-ray/DVD releases.