Sanzu River
The are malevolent spirits that dwell in the Sanzu River. They enter the mortal world through gaps to inflict terror on the humans to allow the river to flood over both worlds. Their leading members live aboard the and consist of Doukoku Chimatsuri, Tayu Usukawa and Shitari of the Bones. Under their control are the who enter the mortal world, assisted by the Nanashi Company.