Koumori, Nazo
Summary
Koumori is a bat who serves as the narrator for Rosario + Vampire II, often commenting on the duration of battles or attempting to obscure fanservice moments. He appears to be a servant of Shuzen Kokoa. His unique ability allows him to transform into any type of melee weapon, though his only drawback is that he weighs 100 kg. Additionally, he has a habit of saying 'weeee!' after making any commentary or plain statement.
