Sefer Lemida

Sefer Lemida (セファー レミダ, Sefā Remida) is the avatar of a magical tome that is said to hold information on everything within the world of Earth Land. As such, she is considered to be a spirit of knowledge, and a patron goddess of scholarly achievement. Due to the fact that she is the spirit of such a tome, she is referred to as the One Who Knows Ten Thousand Things (萬事通, Yorozu Kototsū).

Trivia

 * "Ten thousand things" is a Taoistic expression for all of creation; her title, the One Who Knows Ten Thousand Things, brand Sefer as being an all-knowing spirit.