The performance of TriCCS mounted on the Seimei telescope is described below.
| Resolution | ~700 |
| Slit Width | 1 arsec |
| Slit Length | ~11 arcmin |
| Pixel Scale (dispersion) | 3.3Å / pixel |
| CMOS 0 + grism_g | 4000Å ~ 5500Å |
| CMOS 1 + grism_r | 5500Å ~ 7000Å |
| CMOS 2 + grism_iz | 7000Å ~ 10500Å |
| Comparison Lamp | Ne, Hg, Xe |