Marusa and Girugamesh - comrades in arms

On April 15th Marusa and Girugamesh will join their forces at Takadanobaba AREA, playing a gig they called Kaisen ('outbreak of war'). There will also be a coupling CD released on this occasion. Senyuu tou uta ('comrades in arms' fight song') will contain two tracks (price: 1260 yen; limited to 1000 copies).
These guys are not taking any POWs.