Makai means ‘hell’ (魔 means ‘demon’ and 界 means ‘world’) and ju (樹) is another word for ‘tree’. Together, makaiju means ‘hell tree’.
In English, Ail is called Ali and An is called En. Adding both together you get ‘Alien’, and I think that’s what the guys at TOEI Animation were thinking of.
Pronounced: Ginga Seijūrō
Ginga means ‘galaxy’, sei (星) is ‘star/planet’, juu (十) is the number ten and rou (郎) means ‘son’, so it’s something like ‘son of the galaxy’s ten stars’.
Pronounced: Ginga Natsumi
Natsumi is combined from natsu (夏) ‘summer’ and mi (美) ‘beauty’.
Comes from ‘vampire’.
comes from ‘minotaur’, a bull-headed monster from the Greek mythology.
I think it stands for ‘Fur Lion’.
Pronounced: Heru Anto
In the Slavic mythology, Leshy is a kind of spirit that lives in forests around the world and is dangerous to humans.
I think the origin of the name is ‘Gigantes’, who were a race of giants and the brothers of the Titans in the Greek mythology. The word giga is Greek for ‘giant’.
Since “T” is sometimes replaced with “D” in Japanese, the origin of the name is Amaterasu, the goddess of the sun and the major goddess in the Shinto religion. The first Japanese emperor is considered to be her great-grandson, thus all the Japanese emperors are her offsprings. Amaterasu’s name means ‘illuminates the heavens’.
Comes from ‘Siren’, a sea-demones from the Greek mythology with the head of a woman and the body of a bird. The Sirens sang on the island of Anthemoessa and lured sailors to their death with their irresistible song.
Turning the syllables around we get ‘noribentou’. Bentou is the name of the Japanese lunch-box, and nori is the kind of seaweed used to make most of the food inside it (icluding sushi).
While I’m still not sure about ‘bi’ part, pierrot means ‘clown’ in French.
Comes from amanojaku, a demon-like creature in the Japanese folklore.
Comes from the Buddhist deity Yamāntaka. Yamāntaka is a Sanskrit name combined from two elements: Yama, the name of the god of death, and antaka, which means ‘terminator’. Thus, Yamāntaka’s name literally means “the terminator of death”.