Gennosuke Yumi
弓弦之助
A former colleague of Kouji's grandfather Juzo, Professor Yumi is the current head of the Photon Power Research Laboratory. He is the father of Sayaka Yumi and also built her robot, Aphrodai A. In Shin Mazinger Shougeki! Z-Hen, his name was changed to Yannosuke, despite all the previous Mazinger series referring to him at Gennosuke.
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Mazinger Z
SUPPORTING TV -
Mazinger Edition Z: The Impact!
SUPPORTING TV -
Mazinkaiser
SUPPORTING OVA -
Grendizer U
SUPPORTING TV -
Mazinger Z: INFINITY
SUPPORTING Movie -
Robot Girls Z Plus
BACKGROUND ONA -
Mazinkaiser vs. Great General of Darkness
SUPPORTING OVA -
Mazinger Z vs. Devilman
SUPPORTING Movie
