Niko Hakutaku is a character in the anime series 'Hoozuki no Reitetsu.' He is known for being a divine beast and an herbalist who manages a Chinese medical facility in the afterlife. Niko is characterized by his white hair, round glasses, and his calm and gentle demeanor. Despite his easygoing nature, he has a long-standing rivalry with the main character, Hoozuki. In the series, Niko often finds himself embroiled in humorous situations due to his interactions with Hoozuki and other characters, adding a light-hearted dynamic to the show.