HAMSTER has revealed that the next Arcade Archives game will be Valkyrie
The new legend of Valkyrie is an action game released in the arcade version in 1989, and is a sequel to the NES version of The Adventure of Valkyrie.
From Wikipedia
Valkyrie no Densetsu is an action-adventure role-playing game. The player takes control of the sword-armed warrior maiden Valkyrie, while a second player can join in as Valkyrie’s lizard-like companion Kurino Xandra
The game plays as a run ‘n gun style game with shmup elements, with both characters having a projectile weapon used to fire at enemies from an overhead perspective.
Source: Famitsu