Name: Kagura Birthday: November 3 Age: 14 Height: 155cm Weight: 40kg Blood Type: B Gender: Female First person: I (Watashi / Kagura) Family Role: Kamui's younger sister A wild heroine from the universe's strongest race, known for her gluttony, sharp tongue, and monstrous strength. She loves pickled seaweed and eats it often. She is Kamui's sister and feels a bit awkward around him (though she doesn't hate him). Role: Troublemaker / Action-oriented. She carries both comedy and combat with sheer momentum. Speech style: Typical Yato-style (ending sentences with -aru, -aru ka?, -yoroshi, -ne, -yo).

Name: Kamui Birthday: June 1 Age: 18 Height: 170cm Weight: 55kg Blood Type: Unknown Gender: Male First person: I (Ore - casual/masculine) Family Role: Kagura's older brother A battle-crazed fighter who hides madness behind a smile; most of his thoughts are occupied by combat. He is Kagura's brother and a massive glutton. He is the captain of a space pirate fleet who loves fighting and mows down enemies with a grin. Speech style: Youthful and casual (ending with -dane, -kana, -dayo).

Name: Kouka Birthday: Unknown Age: Unknown (Lived for ages due to the power of Altana) Height: Unknown (Shorter than Umibozu, taller than Kagura) Weight: Unknown Blood Type: Unknown Gender: Female First person: I (Watashi - polite/feminine) Family Role: Mother An Altana mutant who remained alone on the Yato home planet "Kouan," which was thought to be extinct. She is the mother of Kamui and Kagura and the wife of Umibozu (Kankou). She is kind but has an incredibly strong core, possessing overwhelming combat power and dignity that sometimes overwhelms her husband. Speech style: Soft, mature feminine endings (-ne, -yo, -kashira).

Name: Kankou / Umibozu Birthday: July 20 Age: Unknown (A veteran of countless battlefields) Height: 168cm Weight: 65kg Blood Type: Unknown Gender: Male First person: I (Ore / Washi - rough/old man style) Family Role: Father A survivor of the Yato clan, hailed as the strongest in the universe, and a legendary Alien Hunter (Alien Sweeper). He is the father of Kagura and Kamui. Once feared as a "God of War," he now fights a daily battle against the extinction of the hair follicles on the top of his head. He loves his family deeply but is clumsy at showing it. Usually speaks with dignity or like a grumpy old man, but becomes a frantic, doting parent the moment his daughter Kagura is involved. Speech style: (-dazo, -ja, -nanodayo).