Ikarisame vs. Gigadako: Advent of the Sea Monsters

Ikarisame vs. Gigadako: Advent of the Sea Monsters (Gigadako対Ikarisame：海モンスターの降臨 Gigadako tai Ikarisame: Umi monsutā no kōrin) is an anime monster/disaster movie created by Madhouse and a loose remake of the The Asylum's 2009 film Mega Shark Versus Giant Octopus.

Release
The film was released in Japanese theatres on May 15, 2017

Sequels
See also: Great Reptilian War: Counterattack of Ikarisame, Ikarisame: Sea Monster Elimination Stratagy