KATO 3057-4 ships with Other couplers. No replacement part is officially listed for this product.
| Maker | KATO |
|---|---|
| Product No. | 3057-4 |
| Name | EF63 2nd batch |
| Name (Japanese) | EF63 2次形 |
| Type | Single car |
| Category | Electric locomotive |
| JAN | 4949727052809 |
| Standard coupler | Other |
| Coupler notes | Dual-head knuckle coupler on the No. 2 (Karuizawa) end |
| Evidence | Not stated |
| Source | Official product page |
| Last checked | 2026-10-28 |
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