Akari Hizamaru is the main protagonist of the anime series 'Terra Formars'. He is a highly skilled fighter with a strong sense of justice and a deep-seated desire to protect humanity. Akari's character is driven by the loss of his childhood friend, which fuels his determination to fight against the Terraformars, the humanoid cockroach creatures threatening Earth. He undergoes a procedure to gain insect-like abilities, becoming a formidable warrior. Akari's role in the series is pivotal as he leads his team in their mission to reclaim Mars and safeguard the future of humankind.