Makoto Oshima

Part of Gakkyusha Co., Ltd., Inter-Edu.com, Inc. is an examination and education information site based in Tokyo, Japan. The site provides word-of-mouth information on various examinations such as junior high school, high school, university, elementary school, kindergarten school information, and cram school information. It also offers high school rankings for those who have passed the University of Tokyo, Kyoto University, and other difficult universities. The site provides useful information for children of examinees and those worried about taking the exam. Additionally, it operates a full-time junior high school, high school, wide-area communication/unit high school, which is a traditional junior high school in 134 years. The current number of students is about 2200 in total (as of March 2023). The school aims to foster human resources who can respond to rapid social changes under the slogan of "sakura innovation -21st century education-".

Shingakusha KK is engaged in the operations and management of cram schools. The firm offers private as well as group tutoring of mathematics, science, and japanese for elementary, middle school, and high school students. Shingakusha was established in 1971 and has several branches around Japan aside from the firm's headquarters in Tokyo, Japan.