As far as Mamotte Shugogetten goes...there's supposed to be an anime as well but I don't know if it was ever licensed outside of Japan.I'd like to get it if it were avaible.
The 3 Goddesses are:
Shao,Guardian Spirit of the Moon and a complete ditz!
Ruuan,Guardian of the Sun and a complete schemer
Kiryuu,Guardian of the Earth and..."It is a challenge!"