Name: Inuyasha
Form: Half-demon
Age: Unknown
Parents: Both dead
Siblings: Older half brother Sesshoumaru
Personality: He's a big grouch with a bad temper but underneath that he has a soft side and often saves the day.

Name: Kagome
Form: Human, reincarnation of the priestess Kikyo
Age: 15
Parents: Mother, grandfather
Siblings: Little brother Sota
Personality: She's stubborn, has a strong sense of right and wrong, and has a bad temper. You can always count on her to yell "sit!" if Inuyasha's getting out of hand.

Name: Miroku
Form: Human
Age: 19
Parents: Father killed by Naraku's curse, mother unknown
Siblings: None
Personality: He's supposed to be a Buddhist monk, but in fact completely opposite. He's a complete pervert who gropes every woman he sees, only Sango can keep him in tact, besides that he is smart and logical.

Name: Shippo
Form: Demon
Age: Unknown, acts like a 5 year old
Parents: Both dead
Siblings: None
Personality: He loves to annoy Inuyasha and looks up to Kagome as a mother.

Name: Sango
Form: Human
Age: 16
Parents: Father killed in Naraku's plot, mother unknown
Siblings: Younger brother Kohaku also killed in Naraku's plot and then brought back to life by him
Personality: Originally a demon slayer, she will fight to help anyone get rid of a demon, and seeks revenge for her family. She is constantly fending off Miroku's gropings, and has no patience for him at all.

Name: Kikyo
Form: Human priestess, undead
Age: 18 (appearance)
Parents: Unknown
Siblings: Little sister Kaede
Personality: She's very complicated. Since Kagome has her soul now, she only has a half-life, and her personality is very different from her original one. She seems very bitter, especially towards Kagome for having her soul and for softening InuYasha's heart.

Name: Koga
Form: Demon
Age: Unknown
Parents: Unknown
Siblings: None
Personality: He's blunt but honest, and very in love with Kagome, much to InuYasha's annoyance. He is also brave and confident, and loves his tribe.