is an amusement park
in Gamagōri, Aichi Japan
. It is home to the Aqua Wind, Pirates' Blast and Stellar roller coasters. The park also has the only Magiquest
live role playing game outside of the United States.
Lagunasia was opened on April 25, 2002. The construction of the amusement park is located in the Laguna Gamagōri, a resort which was a renewal project around the coast of Gamagōri city.