How do you find familiar juice on patapon 2?

In Patapon 2, you can find Familiar Juice by defeating specific enemies called Familiars. These enemies appear in certain levels, particularly in the later stages of the game. Once defeated, they have a chance to drop Familiar Juice, which you can use to enhance your Patapons. Additionally, you can check the item drops from treasure chests throughout various levels to find more of it.