The Birth of Arale
Main article: Volume 1: The Birth of Arale
In Dr. Monster, he checks Arale Norimaki's pulse after running out of fuel and proclaims that she is dead with both the doctor and Dr. Monster unaware that she is an Android and she doesn't have a pulse to begin with. When Senbei Norimaki comes by and finds Arale with the K-9 Robot and makes her conscious again using Robovita-A, Yada starts foaming out his mouth from the shock and Naichin checks his pulse and says that he's dead.
- He is the first character in the series to die on screen.