Greninja STANDARD PSA 10
S Promo · Japanese Print · Card #339
Currently Sourcing from Japan
All slabs cert-verified. Payment held until we confirm your slab. SF Express 1-2 days (HK) · DHL Express 3-5 days international.
Japanese version
PrimaryNo Japanese slabs in stock yet
We source Japanese PSA 10 copies separately — typical turnaround 7–14 days once someone requests this language.
Card Background & Set Context
Greninja debuted in Pokemon X and Y (2013) as the final evolution of the water-type starter Froakie. The character became a fan-favorite thanks to its ninja-inspired design with water-pulse shuriken and tongue-scarf details. Greninja's prominence elevated further with Ash-Greninja in the Pokemon XY anime, the Battle Bond mechanic in Pokemon Sun/Moon, and inclusion as a playable character in Super Smash Bros. The S-P promo line provided multiple Greninja card distributions through Pokemon Center campaigns. S-P 339 represents one specific Greninja promo within the broader S-P series, distinguished by its numbering and distribution context. The card consolidates Greninja's iconic water-ninja visual identity into a single TCG print.
Investment Analysis
Greninja S-P 339 sources at ~US$37.74 (poke10, last 30d). The S-P promo line is the Sword & Shield era Japanese promo card series, encompassing Pokemon Center distribution, magazine giveaways, and tournament participation prizes. Investment thesis on Greninja S-P 339: Greninja consistently ranks among Pokemon's most-popular characters thanks to its Pokemon X/Y starter status, central role in Pokemon Sun/Moon Battle Bond mechanics, and Super Smash Bros representation. The character's cross-franchise visibility translates into sustained TCG collector demand. PSA 10 lift on JP promo Greninja cards has tracked 2-3x raw, with reasonable centring on S-P printings. Risks include reprint exposure if Pokemon Company releases additional Greninja-focused promo products tied to future Pokemon games or anime arcs. Position size at this price tier is flexible given moderate absolute cost.
Risks to Watch
Reprint risk on Greninja promo cards is moderate-high — Pokemon Company has continued releasing Greninja prints regularly across set blocks. The S-P 339 specific framing is set-locked but does not protect against newer Greninja promo competition. JPY exposure remains a margin variable. Promo line cycle: as Sword & Shield era S-P promos move further from current rotation, collector capital may shift toward newer SV-P promo prints, though character-driven demand on Greninja should provide a price floor.
Global Market Comparison
No sold-comp history yet for this card. Our price above reflects our own sourcing + margin; region benchmarks will populate as we ingest more data.
Card Background & Set Context
Greninja debuted in Pokemon X and Y (2013) as the final evolution of the water-type starter Froakie. The character became a fan-favorite thanks to its ninja-inspired design with water-pulse shuriken and tongue-scarf details. Greninja's prominence elevated further with Ash-Greninja in the Pokemon XY anime, the Battle Bond mechanic in Pokemon Sun/Moon, and inclusion as a playable character in Super Smash Bros. The S-P promo line provided multiple Greninja card distributions through Pokemon Center campaigns. S-P 339 represents one specific Greninja promo within the broader S-P series, distinguished by its numbering and distribution context. The card consolidates Greninja's iconic water-ninja visual identity into a single TCG print.
Investment Analysis
Greninja S-P 339 sources at ~US$37.74 (poke10, last 30d). The S-P promo line is the Sword & Shield era Japanese promo card series, encompassing Pokemon Center distribution, magazine giveaways, and tournament participation prizes. Investment thesis on Greninja S-P 339: Greninja consistently ranks among Pokemon's most-popular characters thanks to its Pokemon X/Y starter status, central role in Pokemon Sun/Moon Battle Bond mechanics, and Super Smash Bros representation. The character's cross-franchise visibility translates into sustained TCG collector demand. PSA 10 lift on JP promo Greninja cards has tracked 2-3x raw, with reasonable centring on S-P printings. Risks include reprint exposure if Pokemon Company releases additional Greninja-focused promo products tied to future Pokemon games or anime arcs. Position size at this price tier is flexible given moderate absolute cost.
Japanese vs English & Variants
S-P 339 is one of multiple Greninja promo printings in the S-P line. Cross-set, Greninja has appeared as Greninja BREAK (XY-era), Greninja GX (Sun/Moon), Greninja V/VMAX (Sword/Shield mainline), and various Battle Bond Greninja promos. S-P 339 sits in the mid-tier S-P pricing band — above generic non-character S-P promos but below flagship Pokemon Center exclusives. Compared to mainline expansion Greninja prints, S-P 339 carries promo-line scarcity premium. Japanese centring on S-P promos is generally clean.
Authentication & Cert Verification
Authenticate S-P 339 by inspecting the S-P promo set symbol and confirming the Greninja artwork shows water-ninja design elements (water shuriken, tongue scarf, dark blue body). Verify the card numbering '339/S-P' and the promo holo pattern. JP S-P print quality is consistent. Pre-grading inspection should focus on corner wear from promo handling and surface scratches on holo areas.
Risks to Watch
Reprint risk on Greninja promo cards is moderate-high — Pokemon Company has continued releasing Greninja prints regularly across set blocks. The S-P 339 specific framing is set-locked but does not protect against newer Greninja promo competition. JPY exposure remains a margin variable. Promo line cycle: as Sword & Shield era S-P promos move further from current rotation, collector capital may shift toward newer SV-P promo prints, though character-driven demand on Greninja should provide a price floor.
Frequently Asked Questions
Background reading: general FAQ · how Poke10 sources · shipping & duties · all sets
How much is S-P 339 Greninja worth?
Raw Japanese copies source around US$38 (poke10, last 30d), positioning the card in the mid-tier S-P promo pricing band.
What is S-P promo?
S-P is the Sword & Shield era Japanese Pokemon TCG promo card series, distributed through Pokemon Center, special campaigns, and tournament prizes.
Why is Greninja popular?
Pokemon X/Y starter origin, Ash-Greninja anime arc, Battle Bond Sun/Moon mechanic, and Super Smash Bros inclusion drive cross-franchise character demand.
Should I grade S-P 339?
PSA 10 lift on JP promo Greninja tracks 2-3x raw. Grading economics are reasonable on clean copies given moderate absolute raw cost.
Is this card tournament-legal?
Most Sword & Shield era S-P promos are no longer in current Scarlet & Violet standard rotation. The card is collector-targeted at this point.
Data Sources & References
- PSA grade & population: psacard.com/pop — authoritative PSA population report
- Japan market reference: snkrdunk.com
- US market reference: pricecharting.com
- Card image & metadata: Pokemon TCG API
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