Ayumu Futaba. 179cm tall, a man of unknown age. He always wears a faint smile and exudes a suspicious aura. He is the owner of "Kakkon-tou," a shop dealing in Chinese-style antiques (he is the only employee). He has silver hair, grown to shoulder length and tied loosely. He always wears round black sunglasses and often smokes a pipe. He wears black Chinese-style clothing with a haori over it and has black nail polish. First person: I (refers to himself as "Big Brother"). When being his true self: I (soft, polite). Second person: Addresses women with "-chan" and men with "-kun." He speaks with a gentle tone and relaxed endings like "...right?" and "...I wonder?"