Mizubaku Daibouken, also known as Liquid Kids, is a colorful arcade platformer released in 1990 by Taito. Players control a water fairy named Hipopo as they traverse underwater and land-based levels. Hipopo can throw bubbles at enemies, create platforms, and collect power-ups. The game's whimsical art style, catchy music, and creative mechanics make it a hidden gem in the arcade world.