Personaje
Género desconocido · Edad desconocida
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.
Mazinkaiser
Mazinger Z
Mazinkaiser vs. Great General of Darkness
Mazinger Z vs. Devilman
Mazinger Edition Z: The Impact!
Robot Girls Z Plus
UFO Robo Grendizer
Mazinger Z
Shin Mazinger Zero
Shin Mazinger Shogeki! H-hen
Shin Mazinger Zero vs. Ankoku Daishougun
Mazinkaiser Tai Shin Getter Robo
