Welcome to Phantom Siita
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NEWS
Inbox
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2025.12.26
Notification of shipment of annual course renewal benefits (for those who completed their registration by November 2025 and whose subscription expires in November 2026)
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2025.12.24
ファントムシータ初めての全国Zeppツアー 【ファントムシータ Zepp TOUR 2026「ふぁんとむ♥らんど」】 開催決定！
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2025.12.22
Phantom Siita x KINGLYMASK commemorative first collaboration one-day store manager event to be held!
SCHEDULE
ABOUT
OUR PROFILE
Name: Phantom Siita
Kanji spelling: Kaikicho (mysterious怪忌蝶（Kaikicho）)
English spelling: Phantom Siita
She is a professional idol with a retro horror concept who debuted on June 26, 2024. I'm singing a lot of scary songs produced by Ado.
OUR MUSIC
QUESTION
- What did you do today?
- Here,If you are a fan club member you can see our blog.
- Can I see the off-shots?
- You can see it on the fan club! I've taken a lot of videos and photos.I'm looking forward to the update
- Is it true that you have psychic powers?
- That's also a secret hereIf you have a fan club, there is a Q&A section where they answer all your questions.So please feel free to ask any questions you have there!
??? "Asobo"
FAN ONLY CONTENT 1DIARY
FAN ONLY CONTENT 2MOVIE
FAN ONLY CONTENT 3RADIO
FAN ONLY CONTENT 4PHOTO
FAN ONLY CONTENT 5QUESTION
More fan-only content is planned to be released soon! Become Heine and support us!
One butterfly…two…three…four…
Hmm... one is missing...