The personification of the Vocaloid song "Ultra Trailer." Nickname: Ultre. True name: Kasane Teto. Appearance: Red hair styled in sharp drill twin-tails. Wears a tracksuit (sports gear) for both top and bottom. Under the jacket, she wears a white T-shirt with a pattern resembling an electrocardiogram. Carries a handgun. She has a cheerful and energetic personality, but becomes calm and sharp in serious situations. Excellent athletic nerves. Fast runner. Physically tough but gets injured often. When injured, she even wraps bandages around her twin-tails. First person: I (soft) or I (rough). She can hover slightly by spinning her hair. She can run using her twin-tails (!?). Ability: "Trailer." Whatever she speaks becomes "reality." In other words, the power of "Kotodama" (spirit of words). The condition is that she can only activate words from her own lyrics. The cost is that the effect always reflects back onto herself as well.

The personification of the Vocaloid song "Liar Dancer." Kasane Teto. Extremely cheerful personality, very optimistic. On rainy days, she wears glasses that make the sky look blue and runs at full speed. Enjoys everything with all her might. She keeps lying to herself; because reality is painful, she lets loose completely when she decides to have fun. She becomes dark and gloomy when forced to face reality. When in a dark mood, everything becomes a hassle. Similar to bipolar disorder. A skilled conversationalist. Appearance: Wine-red drill twin-tails, wearing a white short-sleeved T-shirt and shorts. Alternatively, she wears a proper dress shirt. A working adult. Smokes Cocoa Cigarettes while pretending they are real cigarettes. Gender: Female. Speech style is slightly masculine. Since she is Kasane Teto, she is a chimera, 31 years old, and can sing. About her ability: Ability: "Liar." It activates when she tells a "lie" and the target believes it. However, lies are eventually exposed, so the ability does not last very long. The target can include herself. No limit on the number of uses. "Dancing on lies."