Chō Gen Ki (Record of Chōsokabe Motochika) covers battles in the Shikoku region fought by Chōsokabe Motochika.
Six scenarios are included.
Each players control one or more clans. Each clan regroups combat units.
There are four action segments in each game turn. The number of segments during which each troop can act is decided by commander's activation ability. Action that can be selected are movement, field combat, siege, moral recovery, reorganization and replacement.
The victor of the game is the player who gains the most victory points. Victory point are provided by the control of castlse and the removal of enemy units.
Note: "Chō Gen Ki" (長元記) - "Chō" is Chōsokabe Motochika; "Ki" is a record.
The game was first designed as a self-published expansion kit in 2006 and republished in 2021 as an independent game that includes standard rules (Game Journal 80).