Simplify the following text for a Grade 12 native English-speaking person.
Original: Takama-ga-hara ( also Takaamahara , Taka-no-amahara , Takamanohara , Takamagahara , ) , literally `` High Heaven 's Plain '' but often translated as the `` High Plain of Heaven , '' is a place in Japanese mythology .
Simplified: Takama-ga-hara ( Japanese : é `` å å ) , literally `` High Heaven 's Plain '' but usually translated as the `` High Plain of Heaven , '' is a place in Japanese mythology .