There are 6 mathematicians whose last name begin with NAKAI.
| Nakai, Eiichi | Nara Women's University | 1993 |
| Nakai, Eiichi | Ibaraki University | 1993 |
| Nakai, Hirofumi | Osaka City University | 2000 |
| Nakai, Junko | University of Michigan | 1996 |
| Nakai, Mitsuru | ||
| Nakai, Yuri | State University of New York at Stony Brook | 1980 |