In the manga, he has three eyes.
Rakshasa appears as a giant Yōkai with green skin, long messy blue hair and dark purple claws. His face has a wide green showing his teeth and gums, a bulbous nose and eyes with lime sclerae, red irises and black pupils. He wears an orange robe, gold bangles around his wrists and upper arms and a red jewel adorned with a gold band on his forehead.
He appears in the 89th episode Hair Hell! Rakshasa.
Powers and Abilities
Rakshasa, are demons or unrighteous spirits in Hindu and Buddhist religion. They are also called cannibals or man-eaters and females are known as Rakshasi. Often times the terms Rakshasa and Asura are interchangeably. Rakshasas were created from Brahma's foot, according to the Ramayana, other sources claim they are descended from Pulastya, or from Khasa, or from Nirriti and Nirrita. Hinduism maintains that they were particularly wicked humans in their previous incarnations. They are notorious for disturbing sacrifices, desecrating graves, harassing priests, possessing human beings, and so on. Their fingernails are venomous, and they feed on human flesh and spoiled food. They are shapeshifters, illusionists, and magicians.
In Japan, the rakshasa is known as Rasetsu, are normally depicted as horse-headed, and in Shingon is identified as the lord of demons (Rasetsuten) and guardian of the southwest. Rasetsu are evil creatures that devour the flesh of humans and drinks their blood. In buddhist mythology, they punish sinners in hell, and are followers of Bishamonten. In Chinese tradition, they are known as Luocha (罗刹). In east Asian folklore, such as the east of China, Rasetsu was often considered more monstrous, Oni-like beings of Jigoku, than demon gods in Hinduism and Buddhism, and was often regarded as a Gokusotsu. Rasetsu is also another type of Kijin in Buddhism. In Mizuki's books, Rakshasa and Rasetsu are treated as separate beings from different regions.