PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $2.01 |
| PSA 7 | $19 |
| PSA 8 | $23.49 |
| PSA 9 | $30 |
| PSA 10 | $299.71 |
| BGS 10 | $390 |
| CGC 10 | $40.02 |
| SGC 10 | $10 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-expansion-pack/pokemon-japanese-expansion-pack-koffing-109