Tank is one of fifteen children transported to the planet Noah during a marine club excursion. He possesses a large physical stature coupled with an easygoing nature. Tank frequently mediates conflicts and disagreements among the group. His practical skills, especially in cooking, aid the group's survival and cohesion. While associated with Snake as part of God's circle of followers, Tank displays less overt antagonism toward members like Kashira. His personality remains consistently calm and grounded, acting as a stabilizing presence. No significant character development, personal backstory, or romantic involvement is documented. His actions center on supporting the group's daily needs and maintaining harmony. Experiences beyond the main series events, such as in spin-offs or other media, are not available.