A Brittanian Army Lieutenant General, who commanded armoured troops in Afrika, before being transferred to the Western and then the Mediterranean Fronts. He planned a number of operations units like the 501st participated in, including the attack on Malta. Based on the real Field Marshal Bernard Law Montgomery.
Kanase Kanon's adopted father.
He is a high ranking vampire and a descendant of the first primogenitor, the Lost Warlord who came to Itogami Island to initially hunt down Christoper Gardos, but it turns out that he actually hired him to activate the Nalakuvera and do battle with it as a means to relive him of boredom, which in the end it was Kojou, Sayaka and Yukina who destroyed it. Though, it was pointed out that he may have some abnormal degree of affection toward Kojou, it is suggested that he is more interested on the Kaleid Blood that flows inside Kojou's veins that was passed on by Avrora than Kojou himself. After the Nalakuvera incited, he establishes a "Warlord Dominion" consulate at Itogami Island and becomes its consul. (Source: Anime +)
Kojou's daughter who's responsible for sending Reina 20 years back to the past. It states in the side-story that she's Kojou and Asagi's daughter. Most color traits in her are based on Color Mixings. Her hair is green from Asagi's yellow/blonde hair and Kojou's Blue hair; her violet eyes from Asagi's red eyes and Kojou's blue eyes. She is also Reina's half sister. (Source: Strike the Blood Wikia)
An employee of Magnus Craft. He can morph into a beast. (Source: Wikipedia)
La Folia is an amiable young woman who is also quite observant, though seemingly a relaxed and humoring person. She is the princess of Aldegyr and the third person to make a blood pact with Koujo. She is related to Kanase Kanon, due to her grandfather having an affair; however, she still cares for Kanon as though she were her real sister.