YOU SAID:
levi ackerman is an old man.
INTO JAPANESE
レヴィ・アッカーマンは老人です。
BACK INTO ENGLISH
Levi Ackerman is an old man.
INTO JAPANESE
リヴァイ・アッカーマンは老人です。
BACK INTO ENGLISH
Levi Ackerman is an old man.
That didn't even make that much sense in English.