Japanese printings trade on their own supply and demand, often leading Western prices and sometimes decoupling entirely. The Japanese Market Index tracks the Japanese-language market across eras.
| # | Card | Price | Weight | 30D | Contribution |
|---|---|---|---|---|---|
| 1 | Mega Gengar ex (JP, SAR) MEGA Dream ex (JP) | $303 €343 EUR | 3.4% | −16.4% | −12.3 pts |
| 2 | Umbreon ex (JP, SAR) Terastal Fest ex (JP) | $402 €368 EUR | 3.3% | −2.97% | −2.2 pts |
| 3 | Mew ex (JP, SAR) Shiny Treasure ex (JP) | $511 €575 EUR | 3.2% | −0.89% | −0.6 pts |
| 4 | Mega Charizard X ex (JP, SAR) Inferno X (JP) | $706 €600 EUR | 2.9% | −0.75% | −0.5 pts |
| 5 | Charizard ex (JP, SAR) Pokémon Card 151 (JP) | $388 €362 EUR | 2.8% | −1.02% | −0.6 pts |
| 6 | Magikarp (JP, AR) Triplet Beat (JP) | $142 €144 EUR | 2.2% | −9.60% | −4.7 pts |
| 7 | Mega Greninja ex (JP, SAR) Ninja Spinner (JP) | $249 €146 EUR | 2.2% | −11.4% | −5.6 pts |
| 8 | Arceus VSTAR (JP, UR) VSTAR Universe (JP) | $173 €155 EUR | 2.1% | −1.34% | −0.6 pts |
| 9 | Blastoise ex (JP, SAR) Pokémon Card 151 (JP) | $147 €128 EUR | 2.1% | −2.99% | −1.4 pts |
| 10 | Charizard ex (JP, SAR) Shiny Treasure ex (JP) | $227 €264 EUR | 2.1% | +0.34% | +0.2 pts |
| 11 | Giratina VSTAR (JP, UR) VSTAR Universe (JP) | $301 €248 EUR | 2.1% | +0.71% | +0.3 pts |
| 12 | Sylveon ex (JP, SAR) Terastal Fest ex (JP) | $110 €121 EUR | 2.0% | −22.7% | −10.1 pts |
| 13 | Mew ex (JP, SAR) Pokémon Card 151 (JP) | $208 €232 EUR | 1.9% | −0.22% | −0.1 pts |
| 14 | Mewtwo VSTAR (JP, SAR) VSTAR Universe (JP) | $121 €123 EUR | 1.9% | −7.29% | −3.1 pts |
| 15 | Cynthia's Garchomp ex (JP, SAR) Heat Wave Arena (JP) | $219 €153 EUR | 1.8% | +3.63% | +1.4 pts |
Weights as of the latest quarterly rebalancing. Contribution measures each card’s share of the index move over the past 30 days, in index points.
The Japanese Market Index stands at 2,197.90, down 0.59% over the past month and touching a 90-day low. The index remained 2.4 percentage points ahead of the broad market over the same period, even as breadth was narrow, with only 26% of constituents higher on the week. Over three months the index is down 0.19%, while over one year it remains up 46.3%.
Among constituents, Mewtwo (Expansion Pack (JP)) led the month with a gain of 170.8%, followed by Blastoise (Expansion Pack (JP)) at +13.6%. At the other end, Mega Darkrai ex (Abyss Eye (JP)) was the weakest performer, down 30.6% over the past 30 days.
Generated from index data · AI-assisted (claude-sonnet-5) from computed metrics only
The index starts at 1,000 points at inception and measures the value of a rules-based basket over time, reviewed quarterly and published daily.
Full methodologyConstituents meet fixed liquidity and price-history rules, with no discretionary picks.
Weighted by size and observed liquidity, capped at 12.5% per card so no single card dominates.
Rebalanced every quarter. Every past composition stays archived.
One public methodology across every index, reproducible from the snapshots.