A submersible pilot who survives the initial earthquake and later volunteers for a suicide mission to detonate experimental explosives that ultimately fracture the tectonic plate and save Japan.
Romantic partners who share a final night together before the suicide mission.
Fellow submersible pilots working on the same national defense project.
Tadokoro designs the tectonic fracture plan while Onodera executes the dangerous underwater mission.
Government leader who coordinates the national response and authorizes the submersible mission.
Explore the full interactive character relationship map of Japan Sinks