Yusuke Kozaki

Pokemon TCG Illustrator

Total Cards

Professor's Research

#84Holo

$8.50

Rainbow Rare

76.8% of set value

Professor's Research

#78Holo

$2.10

Ultra Rare

19.0% of set value

Professor's Research

#SWSH178Holo

$0.47

Promo

4.2% of set value

3 cards across all sets, 3 variants total

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Cards per row:

☐	Set	Name	#	Rarity	Variant	Price
☐	SWSH Black Star Promos	Professor's Research	SWSH178	Promo	Holo	$0.47
☐	Pokémon GO	Professor's Research	78	Ultra Rare	Holo	$2.10
☐	Pokémon GO	Professor's Research	84	Rainbow Rare	Holo	$8.50
	Total: 3 cards					$11.07

Prices are indicative and may not reflect current market values.
Price data last updated on October 29, 2025.