Nikugen or Niku, is a Rear Admiral in the Marines. He was best friends with Hermes during Hermes' time with the Marines. Retrieved from "http://opwar.wikia.com/wiki/Nikugen?oldid=8844" Ad blocker interference detected! Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.