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As of January 2020
Monthly battery export and import statistics
(source: Trade statistics released by the Ministry of Finance, Japan)

Unit: 1,000 (Quantity), million JPY (Amount)
  January 2020 Accumulated total from January to January 2020
Quantity Amount y-o-y change in quantity y-o-y change in amount Quantity Amount y-o-y change in quantity y-o-y change in amount
Total of all batteries (exported) 177,229  38,611  92%  90%  177,229  38,611  92%  90% 
Total of primary batteries 89,159  2,173  106%  98%  89,159  2,173  106%  98% 
Zinc carbon 30  30 
Alkaline 5,646  107  107%  102%  5,646  107  107%  102% 
Silver oxide 41,738  514  116%  102%  41,738  514  116%  102% 
Lithium 41,744  1,227  98%  91%  41,744  1,227  98%  91% 
Zinc air 0%  0%  0%  0% 
Others 321  161%  132%  321  161%  132% 
Total of secondary batteries 88,070  36,438  81%  90%  88,070  36,438  81%  90% 
Lead-acid 140  925  89%  84%  140  925  89%  84% 
Nickel cadmium 510  75  69%  47%  510  75  69%  47% 
Nickel iron
Nickel metal-hydride 9,003  10,116  100%  135%  9,003  10,116  100%  135% 
Lithium ion 72,443  17,530  77%  80%  72,443  17,530  77%  80% 
Others 5,973  7,792  118%  79%  5,973  7,792  118%  79% 
Total of all batteries (imported) 147,239  20,848  100%  89%  147,239  20,848  100%  89% 
Total of primary batteries 137,302  2,032  100%  85%  137,302  2,032  100%  85% 
Zinc carbon 12,975  135  96%  88%  12,975  135  96%  88% 
Alkaline button 3,263  26  114%  105%  3,263  26  114%  105% 
Alkaline (exc. button type) 103,968  1,279  101%  96%  103,968  1,279  101%  96% 
Silver oxide 247  149%  129%  247  149%  129% 
Lithium 12,201  475  92%  75%  12,201  475  92%  75% 
Zinc air 4,643  77  101%  80%  4,643  77  101%  80% 
Others 32  29%  22%  32  29%  22% 
Total of secondary batteries 9,937  18,817  93%  89%  9,937  18,817  93%  89% 
Lead-acid 794  3,552  99%  98%  794  3,552  99%  98% 
Nickel cadmium 29  127  68%  73%  29  127  68%  73% 
Nickel iron
Nickel metal-hydride 2,159  371  108%  94%  2,159  371  108%  94% 
Lithium ion 6,850  13,810  88%  86%  6,850  13,810  88%  86% 
Others 106  956  104%  122%  106  956  104%  122% 
Total values may differ because they are rounded off to the nearest integer.

As of 2012, the "Others" category of imported secondary batteries has been separated into Nickel metal-hydride, Lithium ion and Others.
As of 2016, the "Alkaline" category of imported primary batteries has been separated into "Alkaline button" and "Alkaline (exc. button type)" categories.