Popular games published by company Leijac

Destroyer is Konami's second video game. Like their first game, Block Yard, and its sequel, Super Destroyer, it is a Breakout clone.

Space King is an early arcade game from Konami. It is the first non-Breakout clone the company produced, instead being a clone of Taito's Space Invaders.

Breaker is Konami's fourth video game. It is their last game to be a clone of Breakout, with the following games Space King and Rich Man being clones of Space Invaders and Bee Gee respectively.

Rich Man is an early arcade game from Konami. It is a clone of Namco's Bee Gee, a combination of Breakout and pinball gameplay. It was the final game Konami released before their aquisition of their publishing partner Leijac.

Super Destroyer is Konami's third ever video game. Like its first two games, Blockade and Destroyer, it is a clone of Atari's Breakout, which had become a phenomenom in Japan at the time.

Block Yard is Konami's first video game. It is the first of a string of Breakout clones the company would produce in its early years.

The player controls a small spaceship is at the bottom of the screen. Like most Space Invaders-type games of the period, the ship can move left and right (but not up or down), and can fire one bullet at a time. The ship may not fire again until its previous shot has detonated.