Cave announced that its latest Shmup Akai Katana will be shown later this month at the HEY! Arcade in Akihabara Japan. The game features 1950's Retro Mecha Designs and Horizontial Scrolling Shooting. The game is expected out in Arcades later this summer with a Xbox 360 release sometime in the near future. A Few videos can be seen here showing off Artwork and Rendering.