Rick Iwanaga has 4 recorded races from Diamond Bar, California, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-10-03 | St. Paul the Apostle Chino Hills 5K | 5K | 46:21 | 357 |
| 2026-05-02 | Nurses Rock 5K & 10K | 5K | 46:40 | 185 |
| 2026-04-04 | Santa Anita Derby Day 5K 5K Run/Walk | 5K | 47:56 | 4071 |
| 2026-02-14 | ONT's 5K at the Runway | 5K | 45:07 | 1054 |