Unknown Threat! Metallic Lifeform S21E21 - Unknown Threat! Metallic Lifeform 2009
- Released: 2009-11-28
- Runtime: 50 minutes
- Genre:
- Stars: Yutaro Honjo, Atsuko Enomoto, Houko Kuwashima, Sanae Kobayashi, Nozomu Sasaki, Akio Suyama, Rie Yamaguchi, Sara Nakayama, Ako Mayama, Rikiya Koyama
- Director: