If you want to change your email address, you can do so in the 「Account Settings」menu in the website/app.
【How to change your email address on the web page】
①Tap/click the icon in the upper right corner of the StaCommu top page, and go to 「My Page」
②Tap/click 「Account Settings」 in 「My Page」
③Tap/click the 「Change」 button to the right of 「E-mail Address」 in 「Account Settings」
④Set a new email address and tap/click 「Save」
⑤Enter the verification code sent to the new email address.
【 Enter the authentication code sent to the new email address.】
①From the app top page, tap 「My Page」in the lower right corner of the screen.
②Tap 「Account Settings」 in 「My Page」
③Tap 「Change Email Address」 in 「Account Settings」
④Set a new email address and tap 「Save」
⑤Enter the verification code sent to the new email address.