How to get Daikyu Prime Blueprint in Warframe?

Daikyu Prime Blueprint is an item dropped from Void relics.
You can find the list of relics below, and click on the links to see how to get them.

Relics dropping Daikyu Prime Blueprint

Other items:
Daikyu Prime Upper Limb - Daikyu Prime Lower Limb - Daikyu Prime Grip
Daikyu Prime String - Amalgam Daikyu Target Acquired