Who plays Kouichi Tsuruuchi in Knights of Sidonia?

Kouichi Tsuruuchi is played by Kohsuke Toriumi.

How is Kouichi Tsuruuchi connected to other characters?

Kouichi Tsuruuchi has 3 mapped relationships in Knights of Sidonia. Explore the interactive relationship map for details.

Kouichi Tsuruuchi — Reconnaissance Partners — Izana Shinatose (Aki Toyosaki)
A tactical alliance formed during high-stakes reconnaissance missions against Gauna intercepts.
Kouichi Tsuruuchi — Fellow Pilot — Nagate Tanikaze (Ryota Osaka)
A tactical alliance within the pilot corps, emphasizing squad cohesion and shared combat objectives.
Kouichi Tsuruuchi — Rival Pilots — Norio Kunato (Takahiro Sakurai)
Kunato and Tsuruuchi operate with divergent tactical priorities during high-pressure encounters.