Koromo
Has blue scales but none on the head.
  
Aigoromo
Koromo with blue scales over intense red patches.
  
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Quick Guide to Koi Size
|
| 15 cm |
6 inches |
| 20 cm |
8 inches |
| 25 cm |
10 inches |
| 30 cm |
12 inches |
| 35 cm |
14 inches |
| 40 cm |
16 inches |
| 50 cm |
20 inches |
| 60 cm |
24 inches |
| 70 cm |
28 inches |
|
