Named asteroids discovered by M. Koishikawa
19 named asteroids. Discovered at Ayashi (19).
| # | Asteroid | Discovered | Discoverer |
|---|---|---|---|
| 1 | (3994) Ayashi | 1988-12-02 | M. Koishikawa |
| 2 | (4292) Aoba | 1989-11-04 | M. Koishikawa |
| 3 | (4407) Taihaku | 1988-10-13 | M. Koishikawa |
| 4 | (4539) Miyagino | 1988-11-08 | M. Koishikawa |
| 5 | (4871) Riverside | 1989-11-24 | M. Koishikawa |
| 6 | (5128) Wakabayashi | 1989-03-30 | M. Koishikawa |
| 7 | (5751) Zao | 1992-01-05 | M. Koishikawa |
| 8 | (6089) Izumi | 1989-01-05 | M. Koishikawa |
| 9 | (6190) Rennes | 1989-10-08 | M. Koishikawa |
| 10 | (6349) Acapulco | 1995-02-08 | M. Koishikawa |
| 11 | (6859) Datemasamune | 1991-02-13 | M. Koishikawa |
| 12 | (7485) Changchun | 1994-12-04 | M. Koishikawa |
| 13 | (7816) Hanoi | 1987-12-18 | M. Koishikawa |
| 14 | (8084) Dallas | 1989-02-06 | M. Koishikawa |
| 15 | (10500) Nishi-koen | 1987-04-03 | M. Koishikawa |
| 16 | (11514) Tsunenaga | 1991-02-13 | M. Koishikawa |
| 17 | (12252) Gwangju | 1988-11-08 | M. Koishikawa |
| 18 | (14032) Mego | 1994-12-04 | M. Koishikawa |
| 19 | (30963) Mount Banzan | 1994-11-29 | M. Koishikawa |