- Race producer Hiroki Ishikawa’s original design T-shirt.
- Changes cannot be made after registration is complete.
| XS | S | M | L | |
| Length | 48 | 51 | 53 | 58 |
| Width | 69 | 70 | 71 | 73 |
| Sleeve length | 45 | 46 | 47 | 49 |
| XS | S | M | L | |
| Length | 44 | 47 | 50 | 53 |
| Width | 64 | 65 | 66 | 68 |
| Sleeve length | 34 | 36 | 37 | 38 |

・Finished dimensions (when laid out flat / cm)
・Dimensions may differ slightly from the actual product.