These schools are all good (in no particular order):
1, University of Tokyo
2. Kyoto University
3. hitotsubashi university
4. Osaka University
5. Northeastern University
6. Nagoya University
7. Kyushu University
8. University of Tsukuba
9. Waseda University
Keio University 10
Hokkaido university 1 1
12, Hiroshima University
13, Yokohama National University
14, Chiba University
15, Kanazawa University
16, Nagoya City University
17, Okayama University
Tokyo Capital University 18
19, Saitama University
20. Sophia University
2 1, Niigata University