KTCおおぞら高等学院 is the support school in Japan founded in 2002.
According to PR-model, ktc-school.com is ranked 359,359th in multilingual Wikipedia, in particular this website is ranked 26,494th in Japanese Wikipedia.
The website is placed before micropress.org and after mhdwb-online.de in the BestRef global ranking of the most important sources of Wikipedia.