Past Data
Past Data (JPY/kg)
September 2023
Copper | Zinc | N Company Brass Turnings | |
Sept 1 | 1,280 (+10) | 412 (+9) | 890 (+10) |
| Sept 6 | 1,300 (+20) | 421 (+9) | 906 (+16) |
| Sept 8 | 1,280 (-20) | 421 (±0) | 894 (-12) |
| Sept 11 | 1,280 (±0) | 415 (-6) | 894 (±0) |
| Sept 14 | 1,290 (+10) | 430 (+15) | 904 (+10) |
| Sept 20 | 1,270 (-20) | 430 (±0) | 892 (-12) |
| Sept 21 | 1,270 (±0) | 436 (+6) | 892 (±0) |
| Sept 26 | 1,260 (-10) | 439 (+3) | 890 (-2) |
August 2023
Copper | Zinc | N Company Brass Turnings | |
Aug 1 | 1,310 (+50) | 427 (+12) | 914 (+35) |
| Aug 3 | 1,270 (-40) | 427 (±0) | 890 (-24) |
| Aug 4 | 1,270 (±0) | 415 (-12) | 890 (±0) |
| Aug 8 | 1,260 (-10) | 415 (±0) | 879 (-11) |
| Aug 10 | 1,260 (±0) | 418 (+3) | 879 (±0) |
| Aug 15 | 1,250 (-10) | 418 (±0) | 879 (±0) |
| Aug 16 | 1,250 (±0) | 418 (±0) | 874 (-5) |
| Aug 17 | 1,250 (±0) | 388 (-30) | 874 (±0) |
| Aug 22 | 1,260 (+10) | 388 (±0) | 868 (-6) |
| Aug 25 | 1,270 (+10) | 388 (±0) | 874 (+6) |
| Aug 28 | 1,270 (±0) | 403 (+15) | 874 (±0) |
| Aug 29 | 1,270 (±0) | 403 (±0) | 880 (+6) |
July 2023
Copper | Zinc | N Company Brass Turnings | |
Jul 3 | 1,260 (±0) | 403 (±0) | 874 (±0) |
| Jul 6 | 1,260 (±0) | 397 (-6) | 874 (±0) |
| Jul 7 | 1,240 (-20) | 397 (±0) | 860 (-14) |
| Jul 11 | 1,240 (±0) | 388 (-9) | 860 (±0) |
| Jul 12 | 1,220 (-20) | 388 (±0) | 844 (-16) |
| Jul 14 | 1,250 (+30) | 397 (+9) | 866 (+22) |
| Jul 19 | 1,230 (-20) | 397 (±0) | 854 (-12) |
| Jul 20 | 1,230 (±0) | 382 (-15) | 854 (±0) |
| Jul 25 | 1,260 (+30) | 382 (±0) | 866 (+12) |
| Jul 26 | 1,260 (±0) | 415 (+33) | 866 (±0) |
| Jul 27 | 1,260 (±0) | 415 (±0) | 879 (+13) |
June 2023
Copper | Zinc | N Company Brass Turnings | |
Jun 1 | 1,180 (-10) | 367 (-3) | 811 (-7) |
| Jun 6 | 1,210 (+30) | 376 (+9) | 833 (+22) |
| Jun 9 | 1,210 (±0) | 394 (+18) | 833 (±0) |
| Jun 14 | 1,240 (+30) | 394 (±0) | 858 (+25) |
| Jun 15 | 1,240 (±0) | 406 (+12) | 858 (±0) |
| Jun 19 | 1,270 (+30) | 406 (±0) | 881 (+23) |
| Jun 21 | 1,270 (±0) | 391 (-6) | 881 (±0) |
| Jun 23 | 1,280 (+10) | 391 (±0) | 881 (±0) |
| Jun 27 | 1,280 (±0) | 403 (+12) | 881 (±0) |
| Jun 28 | 1,260 (-20) | 403 (±0) | 874 (-7) |
May 2023
Copper | Zinc | N Company Brass Turnings | |
May 1 | 1,220 (±0) | 409 (±0) | 858 (+5) |
| May 8 | 1,210 (-10) | 409 (±0) | 847 (-11) |
| May 11 | 1,180 (-30) | 409 (±0) | 829 (-18) |
| May 12 | 1,180 (±0) | 400 (±0) | 829 (±0) |
| May 16 | 1,170 (-10) | 400 (±0) | 819 (-10) |
| May 18 | 1,170 (±0) | 406 (+6) | 819 (±0) |
| May 19 | 1,180 (+10) | 406 (±0) | 827 (+8) |
| May 23 | 1,180 (±0) | 397 (-9) | 827 (±0) |
| May 24 | 1,160 (-20) | 397 (±0) | 811 (-16) |
| May 26 | 1,160 (±0) | 370 (-27) | 811 (±0) |
| May 29 | 1,190 (+30) | 370 (±0) | 818 (+7) |