Attempting to Categorize Vintage Japanese Promos

[Dyl]

This reminds me of a previous post on Expansion Sheets vs. Special Expansions vs. Main Expansions vs. Black Star Promos vs. PLAY/PPP Promos.

Semantics Time: Are the Japanese Vending sets "promos"?

The three Vending Machine Series (1: Blue, 2: Red, 3: Green) are originally referred to as “Expansion Sheets” in Japanese (拡張シート). This suggests that the series were not promos per se but actual expansions. They fall under the category of “Special Expansions” (e.g., Southern Islands, Poké Card Creator Pack, Pokémon Rumble, Dragon Vault, etc.) rather than a “Main Expansion” (e.g., Base Set, Jungle, Fossil, etc.), “Black Star Promo” (e.g., ADV-P Promotional cards, PCG-P Promotional cards), or “PL…