After collecting the first upgrade part for you ArFA-sys (the Powering Up achievement). Your be then able to obtain this achievement as long as you have enough money.
Do quests, continue the story or farm items to sell until you at least have 100,000 C.
Once you have enough go back to your home and interact with your ArFA-sys from here go into...
From here enter at least 100,000 C and confirm.
This achievement will then unlock.