Ultra Kaiju

Ultra Kaiju (ウルトラ怪獣, Urutora kaijū) is a surname for the monsters that appeared in the various Ultraman, Mirrorman, Gridman, Fireman, Jumborg Ace, and WoO series to distinguish them from normal, B-movie, or other monsters. The monsters featured in this category includes both evil and good, villanious and benign, heroes and hostiles. This category is the base category for all the monsters in the Ultraman franchise.