The kanji spelling is "怪忌蝶（Kaikicho）"
If modern idols are like "butterflies," then Phantom Siita is a heretical "moth" in the idol industry.
It's scary and beautiful, making you want to reach out even though you know it's scary. It's filled with the hope that she will become an idol worthy of the word "idol."
New for some, nostalgic for others. The real Japanese idols are here.