User blog comment:SpookyBoogie27/Light Novel Spoilers/@comment-6420907-20130211045204/@comment-60.53.100.31-20130217140644

Actually i don't think Kiriryuu is Tiamat remember what the Familiar Master said Dragon hates the same gender of different race (e.g. Rassei, Issei and Kiba) and likes the different gender of different race (Rassei and Asia).