１．Our school is a place surrounded b y a natural bamboo forest and its playground is created using nature itself.
２．All teachers are in chrge of all children, which is a team-teaching method.
３．English is our main language at Sun Valley.  However, the Japanese language is important for the children as well.  Therefore, we also emphasis on teaching Japanese for  them to be able to speak proper Japanese.
４．We provide free time that children can think and behave by themselves.  That aims to bring up their independence, self-awareness, and recognize to avoid danger.
５．"I want to know!" " I want to do!" "Learning is fun!"  Our happy and exciting school life foster the motivation of children.
6.   We value differences in each child and try to find a suitable way to take advantage of it without being afraid of the differences.
7.   We make an effort to improve and balance children's minds.
8.   We make it important to build relationship of mutual trust with parents.  Our slogan is "Parents-teachers come together to join hands in order to support, nurture, and love children."