Emeraldia (エメラルディア Emerarudia?) is a falling-tile puzzle game developed and released by Namco in 1993 for Japan only; it runs on Namco NA-1 arcade hardware, and is the company's eigth to not allow scores end in "0". The player must maneuver the falling tiles so three will match; and once a fourth tile has been placed, will shatter upon impact. The game was later ported to the Wii Virtual Console for Japan only in 2009.
In Emeraldia world all marine creatures lived in peace until Jamir, the Devil of the Dark Sea, kipnapped all marine creatures 1 by 1.
It's was the time for Mint, the main character and the hero of Emeraldia to rescure all fishes by breaking the cristal bocks before they're eaten by Jamir.
After he resued all marine creatures from the Bright Sea, Mint got in the Dark Sea and he rescues all other marine creatures including he's best friend, Gum ,the sencondary from Emeraldia.
After Mint rescued most marine creatures, he beat Jamir and finnished rescuing the rest of marine creatures.
After Mint beated Jamir and saved all marine creatures including Gum, Mint became the leader of Emeraldia but he leaved Emeraldia to roam around the world.