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 * Luigi's Mansion (pictured) was released in the U.S. exactly one day before the release of the Nintendo GameCube.
 * All the European game covers of the WarioWare series are yellow, except for WarioWare, Inc.: Mega Microgame$!. Other regions have a different cover color for each game.
 * The Rank A Mansion at the end of Luigi's Mansion is seen in the background of Luigi Circuit in ''Mario Kart: Double Dash!!.
 * In English localizations, WarioWare: D.I.Y. along with WarioWare: D.I.Y. Showcase is the first WarioWare installment since WarioWare: Twisted! to feature the "SPEED UP!" alert prior to the speed for each microgame set getting higher. In WarioWare: Twisted! and WarioWare: Smooth Moves, the word "FASTER!" was used to alert players prior to the speed of the microgame set increasing.