LV4 Sword

The is an AST: in.

Location and Uses
The AST: is found in the AST:, and is the AST: after having been strengthened by AST: into the AST: during the events of. It is the only sword that can shoot NaN Sword Beams and hurt AST: without using the AST:. After being obtained, the NaN Rental Shops do not sell any more upgraded swords.