What is it used for?
It is used to rank up parts. To improve the rank of parts, you need will need Cyplasium and NFRP chips for that particular type parts (e.g., head, right arm, left arm, legs).
You can get Cyplasium x60 as a reward for for completing 50 main story missions in you Missions tab.
How do I get it?
Cyplasium currently only be obtained from rolling the gatcha. Different part rarities yield different amounts of Cyplasium.
1-Star rarity parts do not yield Cyplasium.
Currently the rate is:
It is not recommended to roll gatcha just for Cyplasium.