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Dr. E. Raser (Japanese: ゼロ博士 Zero-hakase) is a Rank S, Drain-attribute 'Merican Yo-kai of the Shady tribe. He is also a member of the Yo-kai hero team, Tempest Pride.

In Yo-kai Watch 3, Dr. E. Raser is one of the Yo-kai required to unlock Asura.



Dr. E. Raser is a humanoid Yo-kai who has pale skin and long, messy grey hair. He is seen to be wearing a skull mask that covers the upper half of his face with glowing red eyes inside of its eye sockets.

Aside from that, E. Raser's body is entirely black with bones resembling a rib-cage embedded around the sides of his chest. He also has skeletal arms and the lower half of his body ending with a ghostly tail.

His outfit consists of a white lab coat and a black belt with a round silver buckle.

E. Raser is often seen with two glass tubes and a round beaker, orderly filled with blue, green and red chemicals engulfed within a purple flame.


Yokai Watch 3

He appears in the Eastern Basement of Hazeltine Mansion as a daily battle if you sided with Little Charrmer.


Dr. E. Raser is a corruption of the word Eraser. It references his motives to destroy everything.

"Zero-hakase" translates to "Dr. Zero", again stating he wants to destroy everything.


  • In Yo-kai Watch 3, Dr. E. Raser's random nicknames are Norton, Drake, Dread, and Jello.

In other languages

Language Name Meaning
Flag of Japan Japanese ゼロ博士
Flag of Germany German Dr. Van Nichter
Flag of Italy Italian Dottor T. Cancello
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