Natsuki Mizuki-Smith

Natsu is introduced when Kamata goes to Yokohama to investigate a rumor about a Steed with a Yokohama licence plate.

Natsu is extremely strong and is capable of fighting one on one against Onizuka. When Natsu was targeted by the Yokohama Calvalry he fought back against them and managed to kill 16 out of 18 members. Natsu became known as the Death Demon after the incident at the Lawless Demon gig and the Death Demon Contract.