"Kodomo Booster", a search and reservation site for information on lessons

"Kodomo-Booster" is one of the largest portal sites in Japan that allows users to compare and search for learning classes for infants to elementary school students nationwide, and also to apply for trial lessons. More than 180,000 English conversation, swimming, piano, programming, and other classes in over 48 categories are listed, with over 340,000 reviews and 9 million visitors per year.
School Information Portal Site “Minna-no-Gakko-Joho”

“Minna-no-Gakko-Joho" is a portal site that provides comprehensive information on nursery schools, kindergartens, elementary schools, junior high schools, high schools, vocational schools, universities, and other schools nationwide. The site contains more than 750,000 reviews from actual students and their parents and guardians, as well as a wide range of contents such as deviation value rankings and information on what each school can teach.
Other sites
Tutor search site , “Kateikyoshi-Hikaku-Net”
“Kateikyoshi-Hikaku-Net” is a tutor search site for students and parents looking for tutoring agencies. You can compare tutoring companies based on our own collected reviews and rankings by region.
“Igakubu-Yobikou-Guide”, a portal site for information on medical school entrance exam prep schools
“Igakubu-Yobikou-Guide” is a medical school prep school information portal site specializing in medical school prep schools. We provide useful information only available on this site, such as the teaching methods and curriculum features of each prep school, introduction of self-study rooms, and case studies of students who have passed the entrance exam.
Medical School Entrance Exam Information Portal Site “Igakubu-Juken-Manual”
The “Igakubu-Juken-Manual” is a university information site for students and their parents who wish to become doctors. The site covers the medical departments of all universities in Japan, and provides information on entrance examinations, such as deviation values and tuition fees, to help you choose the right university for you.
"comolib", an information site for families and outings
"comolib" is a review information site that collects only places you can go with your children. From parks and leisure facilities to social studies tours, "comolib" provides information on all kinds of destinations that welcome you and your children.