Spirit derives from Japanese mythology.
Ao andon means "blue lantern ghost".
Between 1603 and 1868, there was a popular event called Hyakumonogatari Kaidankai (A Gathering of 100 Ghost Tales) and after the last story is told, a real ghost, ao andon, would appear to attack the participants.
Tricksters are unpredictable when summoned.
Summoning ingredients requires: Lobelia and Blue Lantern