Bullet Mark was a light gun game released by Sega Enterprises Ltd. in 1975. The game builds on the technology and gameplay seen in Balloon Gun. Taking the form of a shooting gallery game, one or two players use their mounted Tommy guns to shoot down various objects like balloons and fighter jets as they pass by on the screen for points.
- Patent JPS 5236900A - Describes the operation and technology of the Bullet Mark game.
- Patents JPS 5431840Y2 - Technology behind the recoil feature of the tommy guns in Bullet Mark.