Arale Norimaki

Is the main protagonist of the manga/anime series Dr. Slump. She is also a supporting character from the the Dragon Ball series.

Origin
Arale is an android that was created by Dr. Norimaki so that she can act more human. She appears to be nearsighted, so she has to wear glasses because of this. Besides being an android, she has the ability to run fast and possess superhuman strength which she's stronger than Goku.

Personality
Arale is known for being extremely naive, energetic, and lacking common sense. But otherwise, she is really friendly to many people she interacts with.