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Zanki Zero Wiki
WARNING: This page contains spoilers for Zanki Zero: Last Beginning. Proceed at your own risk.

Mamoru Ichiyo (一葉マモル Ichiyō Mamoru?) is a main character in Zanki Zero: Last Beginning. His title is Doctor of Greed (強欲の医者 gōyoku no isha?).

In the Japanese dub he is voiced by Masaya Matsukaze (child Mamoru) and Hiroaki Hirata (adult Mamoru). In the English dub he is voiced by Mark Whitten.


Mamoru is a large and muscular man with a bodybuilder's physique, the result of working out as a hobby.


Mamoru is a intellectual, peaceful and easy-going gentleman who casually mentions the word love often that he likes to make a heart shape with his fingers while doing so.


Before Humanity's Collapse[]

Mamoru was a medical intern, meaning that he has completed medical school but does not yet have a full license to practice medicine. His goal was to become a pediatrician.

Arriving on Garage Island[]

As with the other survivors, Mamoru quickly learned that they had all found themselves on Garage Island with all their belongings stolen and an x-shaped button attached to their belly button. The group surmised that they must have been kidnapped to appear in some kind of reality TV show.


  • The name Mamoru is written in katakana and therefore has no known kanji reading.
  • Mamoru's surname Ichiyo means "one" (一) (ichi) and "leaf" (葉) (yo).


  • Mamoru's favorite food is spicy dishes, he dislikes dairy and he is allergic to bananas.
  • Mamoru hopes to become a pediatrician in the future, and while on the island acts as the survivors' doctor, trying to care for their health and wellbeing.



v  e
Zanki Zero Characters
Clones Haruto HigurashiMamoru IchiyoMinamo SetouchiRinko SusukinoRyo MikajimeSachika HirasakaYuma MashiroZen Kubota
Extend TV MiraiSho Terashima