About the app
Can I use the app on devices other than smartphones?
The "Phantom Siita Official App" is for smartphones only.
It is not compatible with feature phones (Gala-kei), Galaho, or Raku-Raku Smartphones.
Tablet devices (iPad, etc.) are not guaranteed to work.
<Recommended environment>
iOS 15.0 or later
Android 9.0 or later
*Electronic tickets can only be displayed on a smartphone with the mobile phone number registered at the time of application.
Other questions about the app
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How do I download the "Phantom Siita Official App"?
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I can't log in to the "Phantom Siita Official App."
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What is "TICKET" in the app?
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After reinstalling the app, I can no longer log in.
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Can one person register multiple apps?
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If I change my device, can I still use the app?
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I'm not receiving push notifications.
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Can I view the content without paying the membership fee?
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What is in-app payment (App Store payment/Google Play payment)?
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I registered using in-app payment (App Store payment/Google Play payment), but I can't view member content.
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I registered on the website, but I also registered on the app.
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How do I cancel in-app purchases (App Store payment/Google Play payment)?
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I would like to resume in-app purchases (App Store payment/Google Play payment).
If the above does not resolve your issue, please contact us using the details below.
For inquiries regarding the fan club, please click here
For inquiries regarding appearance requests, interview requests, etc., please click here