Primary

• Sesshomaru Older Brother of Inuyasha
• Sesshomaru Husband of Rin
• Sesshomaru Brother-in-law of Kagome Higurashi
• Sesshomaru Enemy of Naraku

Extended

• Inuyasha Brother-in-law of Souta Higurashi
• Inuyasha son-in-law of Nodoka Higurashi
• Inuyasha Husband of Kagome Higurashi
• Inuyasha Friend of Miroku
• Inuyasha Friend of Sango
• Inuyasha Former boyfriend of Kikyou
• Inuyasha Younger Brother of Sesshomaru
• Inuyasha Rival of Koga
• Inuyasha Friend of Kaede
• Inuyasha Son of Izayoi
• Kagome Higurashi Granddaughter of Grandpa Higurashi
• Kagome Higurashi Wife of Inuyasha
• Kagome Higurashi Daughter of Nodoka Higurashi
• Kagome Higurashi Sister of Souta Higurashi
• Kagome Higurashi Reincarnation of Kikyou
• Kagome Higurashi Daughter-in-law of Izayoi
• Kagome Higurashi Sister-in-law of Sesshomaru