The Morose Mononokean - Season 1 Episode 11 The Purple Sun
Overview: A yokai worshipped as a kami by humans and known as Okina-sama to other yokai comes to the Mononokean with a request: to send the blind yokai Tomori back to the Underworld. After hearing Okina's story, Abeno and Ashiya immediately head to see Tomori. However, upon seeing how Tomori longs to once again see the sights of the Underworld, he tries to see what he can do before Tomori is returned to the Underworld...