How to create the email address(alias) from a G-mail address.

Alias means another address to be named another from an email address.
Concretely, add the string like "+×××" to "○○○@shibaura-it.ac.jp" addrss. "○○○+×××@shibaura-it.ac.jp" is the alias address for original one "○○○+×××@shibaura-it.ac.jp".

例)
Original address : aa00000@shibaura-it.ac.jp
Alias address 1 : aa00000+hoge@shibaura-it.ac.jp
Alias address 2 : aa00000+example@shibaura-it.ac.jp

How to create the alias address.

１．Click the Gmail "Settings(gear mark)". 

２．Click "show all settings".

３．Click "account" tab.

４．Click "add another email address".

 ５．Check "treat as an alias", fill in the alias address you want to. (The alias address example is refer to the top of page content.)

 ６．Click "next step". The settings has done.