(Ep 2)
Linda Ôishi (Ep 8-10)
Staff (Ep 8)
Visitor (Ep 2)
Rock Suzuki (Ep 9)
Student 5 (Ep 4)
Spectator B (Ep 4)
Security Guard (Ep 2) / Student 5 (Ep 4)
Urara Suidôbashi (Ep 7)
Announcement (Ep 7) / Electric Voice (Ep 2) / Voice C (Ep 8)
Lab 4 Research Student (Ep 2) / Robot A (Ep 1) / Student 4 (Ep 4) / Ganji Agoiwa (Ep 8-10)
AI (Ep 4) / Lab 6 Research Student (Ep 2) / Robot B (Ep 1) / Voice A (Ep 8)
Hayato Tatsumaki (Ep 9)
Saruka Nigassen (Ep 9-11)
A106
Girl B (Ep 8)