Shouma Nagisawa is a Promoter who is partnered with Midori Fuse as his Initiator. He is Rentarou's longtime friend and senior in Tendou style martial arts. He joined Rentarou Satomi's adjuvant during the Third Kanto War. During the war, he loses his initiator Midori Fuse. He and Rentarou do not tell the others about Midori's death and they lied that she ran away. Then, he pairs up with Asaka Mibu to continue the war. After that, he sacrificed himself to activate the bomb that destroyed the leader of the Gastrea Army, Aldebaran.