SleepSign Cloud is an app for study participants.
Please operate according to the instructions from the research institution.

・The daily activity meter data is read and sent/registered to the cloud.
・Register and modify bedtime and bedtime.
*Depending on the content of the research, it may not be possible to register or modify it.

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FAQ
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It is posted on the website below.
https://support.sleepsign-cloud.jp/faq/index.html

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Compatible models and notes
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・Android 9 or higher
・It cannot be used on terminals that do not have NFC (FeliCa).
・You need to turn on NFC on your device.
・ Operation on tablet devices is not guaranteed.
・Some devices are not compatible.
・It cannot be used in an environment where Internet connection is not possible.