There is no official ranking of domestic universities in Japan, so the impression of Japanese universities is roughly graded with reference to international rankings, the difficulty of college entrance examination and employment indicators, and is divided into S-level to F-level.

S: Tokyo University, Kyoto University, hitotsubashi university, tokyo institute of technology;

A+: Osaka University, Nagoya University, Tohoku University; A: Kyushu University, Hokkaido University, Keio University, Waseda University and Tsukuba University;

B+: Hiroshima University, Kobe University, sophia university, Tokyo University of Science, Yokohama National University; B: Aoyama University, Meiji University, Hosei University, Tongshe University and Kansai University; B-: Chiba University, Kumamoto University, osaka city university, Gakuen University, Central University, Rikkyo University, Ritsumeikan University and Kansai University;

C+: Kanazawa University, Nagasaki University, Capital University, Tokyo University of Electric Communication, Tokyo University of the Arts, Imperial Camellia University, osaka kyoiku university, Kyoto University of Arts and Crafts, Nagoya University of Technology, Japanese University, Tokyo University of the Arts; C: Saitama University, Niigata University, Shizuoka University, Tokyo A&M University, Kyushu Institute of Technology, yokohama city university, osaka prefecture university, Kitakyushu City University, Kyoto Education University, Nagoya City University, Tokyo Ocean University, International Education University, Kobe Foreign Studies University, Hyogo Prefectural University, Aichi Prefectural University, Kagoshima University, Mie University; C-: Meiji College University, Specialized University, Shiga University, Shinshu University, Gunma University, Ibaraki University, Kyoto Prefectural University, Nanzan University and Seikei University.