| 7403.13 | 030 | - More than 500yen/kg in value for customs duty | 
| 7403.19 |  | Other | 
| 7403.19 |  | - Not more than 485yen/kg in value for customs duty | 
| 7403.19 | 011 | -- Containing not more than 99.8% by weight of copper and used for smelting or refining | 
| 7403.19 | 019 | -- Other | 
| 7403.19 |  | - More than 485yen/kg but not more than 500yen/kg in value for customs duty | 
| 7403.19 | 021 | -- Containing not more than 99.8% by weight of copper and used for smelting or refining | 
| 7403.19 | 029 | -- Other | 
| 7403.19 | 030 | - More than 500yen/kg in value for customs duty | 
| 7403.19 |  | Copper alloys | 
| 7403.21 | 000 | Copper-zinc base alloys (brass) | 
| 7403.22 |  | Copper-tin base alloys (bronze) | 
| 7403.22 | 010 | - Not more than 485yen/kg in value for customs duty | 
| 7403.22 | 020 | - More than 485yen/kg but not more than 500yen/kg in value for customs duty | 
| 7403.22 | 030 | - More than 500yen/kg in value for customs duty | 
| 7403.29 |  | Other copper alloys (other than master alloys of heading 74.05) | 
| 7403.29 |  | - Not more than 485yen/kg in value for customs duty | 
| 7403.29 | 011 | -- Copper-nickel base alloys (cupro-nickel) or copper-nickel-zinc base alloys (nickel silver) | 
| 7403.29 | 019 | -- Other | 
| 7403.29 |  | - More than 485yen/kg but not more than 500yen/kg in value for customs duty | 
| 7403.29 | 021 | -- Copper-nickel base alloys (cupro-nickel) or copper-nickel-zinc base alloys (nickel silver) | 
| 7403.29 | 029 | -- Other | 
| 7403.29 | 030 | - More than 500yen/kg in value for customs duty |