The Wai Wai series (also translated as "Krazy" in English) are a number of mascot games published by Konami featuring characters from this company. The series ranges a variety of types of games, including platformers (Konami Wai Wai World), solitaire (Wai Wai Poker), horse racing simulation (Wai Wai Jockey), bingo (Wai Wai Bingo), racing (Konami Krazy Racers and Krazy Kart Racing), and box puzzles (Konami Wai Wai Sokoban). Castlevania characters frequently make appearances in these games.

Games in the series which include Castlevania characters:

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