「通称」=“alias”(エィリアス)
例:
“Politicians are allowed to use their aliases as long as they have been approved by other politicians. For example, Yoshikazu Higashitani, the Councilor, will be using his alias GaaSyy.”
「議員達は他の議員達に承認されれば通称の使用が認められています。例えば参議院議員の東谷義和さんは通称のガーシーでいきます。」