Picochu may refer to:
- The enemy from Final Fantasy XIII.
- The Paradigm Pack ally from Final Fantasy XIII-2 known as Picochu in the Japanese release.
- The enemy from Pictlogica Final Fantasy.
- The enemy from Final Fantasy All the Bravest.
Ochu refers to the SI prefix, which denotes a tiny amount (10-12). This relates it to the Microchu, since "micro", as well as meaning small, is also an SI unit prefix (10-6). It is also possibly meant to sound similar to Pikachu from Pokémon.The prefix "pico" attached to the family name of