Mu-on'na

The Unmother is a yokai that is born through the grief of mother's suffering the loss of children to famine and war. The unmother seeks to fill the void within herself by taking the souls of others. The Unmother is a master of illusions so long as their is water for her spell to work. The Unmother absorbs a person's soul by absorbing their body into herself via the chest and appears to have skin like putty when Jakken smashed his staff into her face, and all it did was mishape it. The Unmother can also look into people's souls but generally doesnt since it's primary concern is absorbing her victim into herself.

The Unmother wore a pink robe with blue lining and is faceless except when using her spells to take on the form of a person's mother.

The yokai that tried to absorb Inuyasha into her body but was first prevented by Jakken until the location of Inuyasha's Father's tomb could be found. Kagome knocks Jakken aside and use his staff to break the spell on InuYasha by disturbing her reflection in the water. Out of motherly love the Unmother dies after blocking a blow meant for InuYasha delievered by Sesshomaru.