HD Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster
A giant sea monster known as Dragonsaurus has emerged from out of nowhere, terrorizing the depths of the oceans. Great Mazinger, Grendizer and the Getter Robo G team join forces…
Where to Watch
JP
Streaming availability via JustWatch / TMDB.
Trailer
Official trailer · YouTube Details
Synopsis
A giant sea monster known as Dragonsaurus has emerged from out of nowhere, terrorizing the depths of the oceans. Great Mazinger, Grendizer and the Getter Robo G team join forces to combat the new threat. But their task becomes more complicated when Dragonsaurus swallows up Boss Borot and makes its way towards Tokyo. Source: ANN
Frequently asked questions
Where can I watch Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster?
Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster is available to stream on U-NEXT and Toei On Demand Amazon Channel in JP. You can also rent or buy it digitally.
Is Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster on U-NEXT?
Yes. Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster is available to stream on U-NEXT in JP. Open the “Where to Watch” section above for the direct link.
Is Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster available to stream for free?
Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster is not free to stream right now, but it is included with a subscription to U-NEXT and Toei On Demand Amazon Channel.
Where can I rent or buy Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster?
Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster is available to rent or buy on Amazon Video, Apple TV Store, Google Play Movies and 3 more services in JP. See the “Where to Watch” section for current options.
