Rengoku is a mobile phone version of Rengoku: The Tower of Purgatory.

A new rengoku game made it for java phone devices. The game, compared with the PlayStation Portable releases, was simplified for those devices. Instead of a third-person view, it has an isometric view. The player only has 5 weapons available, including the melee attack, and there can be collected in the stages. The upgrade system only consist in a.d.a.m's parts that can be upgraded by points, which can be collected by killing enemies.