The 3D shooter popular in arcades in the 90s is back as a Bishoujo game! [Story] A near-future world where the Imperial Japanese Navy still exists. Pilot the aerial combat humanoid drone "Shiki" and annihilate enemy forces![Game Features] ・High-Speed ​​3D Shooting: Freely move in eight directions to traverse the battlefield. ・Two Types of Emergency Evasion: Easily avoid barrages of bullets with roll evasion and sudden deceleration! ・Powerful Weapons: Crush your enemies with rapid-fire machine gun fire and precision lock-on guided missile attacks.・Various enemies and boss battles: From waves of small enemies to giant bosses, you'll face a relentless challenge! ・High score attack: Clear the game with a high score and unlock fascinating bonus scenes! ・High difficulty arcade style: The tension of one-hit deaths. Packed with addictive elements for excellent replay ability!Controls are extremely simple: just move up, down, left, right, dodge, and shoot. While keyboard controls are supported, a dedicated game controller is highly recommended (high difficulty!). This game was created entirely by a single developer. Character, mecha, and background models were all original. This is a completely original work that does not use any paid assets. Estimated play time: 30 minutes to 1 hour (More stages will be added in the future!)