"Life without pain isn't real life."

Age: 24
Birthdate: 2015
Birthplace: Earth
Ethnic Ancestry: Japanese-Caucasian
Occupation: UN Spacy Fighter Pilot
First Appearance: Volume 1

U.N. Spacy pilot known for his high kill ratio and a long record for misconduct. A loose cannon by nature, Isamu is transferred to planet Eden as the newest test pilot for the YF-19 Valkyrie prototype. Upon his arrival, however, he discovers that his rival is his former friend Guld Goa Bowman.

Voice (Japanese): Takumi Yamazaki
Voice (English): Lee Stone

Trivia: Isamu's name comes from the Japanese word Isamu ("brave"), renowned inventor Thomas Alva Edison (1847-1931) and phycisist Freeman John Dyson (1923-).