Name: Amiko Kobayashi
Other Names: Amiko; Akiko Kobayashi; Midnight
First Appearance: The Uncanny X-Men (vol. 1) #181 (May 1984): "Tokyo Story"
Super? (Has Super Powers/Special Abilities/Technology): Yes
Number of Appearances: 38
Ally: Mariko Yashida
Note: Wolverine's surrogate daughter; mystical guardian
Long after being introduced as a regular human character, it was revealed that Amiko is the descendent of the Shosei Clan, a group of Mystical Guardians of Japan.
Suggested links for further research about this character and the character's religious affiliation: