Pokémon TCG Japanese Ninja Spinner (M4) Booster Packs, lot of 20
Authenticity
POKÉMON TCG JAPANESE NINJA SPINNER (M4) BOOSTER PACKS, LOT OF 20: IDENTIFICATION
This lot consists of 20 factory-sealed Japanese Pokémon Trading Card Game booster packs from the M4 Ninja Spinner expansion. Each individual foil pack contains 5 cards, featuring cover artwork of Mega Greninja alongside the Japanese expansion title ニンジャスピナー. The reverse sides show standard Japanese regulatory text, customer service contact lines, and JAN barcodes beginning with manufacturer prefix 4521329.
SET RELEASE & PRINT RUN
The Pokémon Company released the M4 Ninja Spinner expansion in Japan in March 2026 as part of the Mega Evolution block. The set introduced Mega Evolution mechanics centered on Greninja, following the preceding M3 Nihil Zero expansion from January 2026.
SCARCITY
Older mass-produced items still widely available. Easy to find on eBay, antique malls, and estate sales in large quantities.
Typical Characteristics
- Mass produced historically
- High survival rate
- Readily available everywhere
Confidence Factors
GRADING EXPERT'S TAKE
Trading Card Market Analyst
High confidence is supported by clear typography, official JAN barcodes, and consistent factory crimping matching genuine 2026 Japanese Pokémon TCG production.
CONDITION & GRADE
Grading breakdown
Factory seals are complete across all 20 units. Crimp integrity is uniform with no signs of tampering, resealing, or corner separation.
Condition
All 20 foil wrappers retain intact factory heat crimps along the top and bottom seals with no visible tears or punctures. Packaging shows flat storage with minimal foil creasing across the front surfaces.
TRADING CARD MARKET VALUE
Updated: Oct 24, 2026
- Market comparables from auctions & retail
- Condition, completeness & craftsmanship
- Current collector demand & trends
- Low = quick sale, high = patient seller
For informational purposes only, not a formal appraisal.
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