YOU SAID:
Iron and Hero have been best friends for one year.
INTO JAPANESE
アイアンとヒーローは1年間親友だった。
BACK INTO ENGLISH
Iron and Hero have been best friends for a year.
INTO JAPANESE
アイアンとヒーローは1年間親友だった。
BACK INTO ENGLISH
Iron and Hero have been best friends for a year.
That didn't even make that much sense in English.