Sword has published few details of their incoming release of 1:72 scale B7A2 Ryusei.
Aichi B7A2 Ryusei Kai
Catalogue number: SW 72069
As you can see the kit will consist of two sprues of light grey plastic and one of clear plastic for canopy. Decals sheet will enable to finish the kit in one of three possible options.
Photos were found at the producer website - LINK.
Please remember, when contacting retailers or manufacturers, to mention that you saw their products highlighted here - on AEROSCALE.