Thank you for your continued use of Yamamoto Sayaka official fan club "SYC".

This is a notice for customers who are considering switching to NTT Docomo's new pricing plan "ahamo," au's new pricing plan "povo," and LINE and SoftBank's new brand "LINEMO," all of which are scheduled to be launched in March 2021.

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If you register your carrier email address on this site, you will no longer receive notifications from the site, such as email newsletters, so please change your email address from your My Page.

We appreciate your continued support of Yamamoto Sayaka official fan club, "SYC."