The giant-type Makamou that resembles an oarfish with white bird wings. Still in the infant at Lake Kamanishi, it was made the victim by Midaredouji, who ate it whole.
A full-grown Ubume is sighted at Tsumagoi in episode 21, with Ibuki pursuing it to Asama Mountain where it fused with Yamaarshi in the following episode.
During the start of Orochi, a few Ubume appeared at Higashichichibu. While the first four drove Ibuki away, a fifth that appeared alongside an Otoroshi was killed by Ibuki's Shippuu Issen. Todoroki battled a mass of Ubume at Hidaka.
Douji and Hime
Douji and Hime of Ubume Serving under the Black Puppet, they raised their Ubume to his specifications while protecting it from Ibuki until it meets Yamaarashi. While Ubume undergoes the fusion process, the Douji & Hime attack Ibuki, bringing him to Todoroki so both Douji/Hime pairs can kill them. The Douji was destroyed by Ibuki's Reppuu and Todoroki's Retsurai, while the Hime was destroyed by Ibuki's Reppuu.