Here you can find all the anime episodes released so far for the anime series: AIKa ZERO.
The anime episodes for AIKa ZERO are available for download via torrent or direct download.

Synopsis:

Bandai Visual describes the project as “the return of the legendary low-angle, sexy action [anime] in an all-new OVA series!!” In this story set in a future world (mostly submerged underwater), the 19-year-old Aika Sumeragi is going to college while training as an agent by assisting in Gozo Aida’s salvaging business.