Yusuke Kozaki

Pokémon TCG Illustrator

3

Total Cards

1
Professor's Research – Holo

Professor's Research

#84Holo

$9.40

Rainbow Rare
74.0% of set value
2
Professor's Research – Holo

Professor's Research

#78Holo

$2.23

Ultra Rare
17.6% of set value
3
Professor's Research – Normal

Professor's Research

#SWSH178Normal

$0.65

Promo
5.1% of set value
Total Card Value
$12.70
3 cards across all sets, 4 variants total
Find great deals on eBay!
We may earn a commission from qualifying purchases through affiliate links at no extra cost to you.
Cards (3)Price ListAnalytics
☐SetName#RarityVariantPriceInfo
☐

SWSH Black Star Promos

Professor's Research

SWSH178

Promo

Holo

$0.42

☐

SWSH Black Star Promos

Professor's Research

SWSH178

Promo

Normal

$0.65

☐

Pokémon GO

Professor's Research

78

Ultra Rare

Holo

$2.23

☐

Pokémon GO

Professor's Research

84

Rainbow Rare

Holo

$9.40

Total: 3 cards, 4 variants
$12.70
Prices shown assume Near Mint condition and are indicative only, market prices may vary.
Price data last updated on September 16, 2026.