Study Supplements Contact book is the perfect tool for modern life style to be simple peace of mind conveniently transfer to contact the students, parents from the teacher. Has been introduced in schools nationwide, cram-Okeiko-kindergarten. [The main function of the study supplicant Contact Book] ■ notification function You can contact as contact network. ■ recent report function You can place the content such as classroom communication. ■ Schedule of Events function You can share the annual events calendar. ■ individual message function It can be made by contacting separately from to the student, parents teacher. ■ RSVP to function You can contact of attendance in school from parents.