YOU SAID:
yuki's mother died when he was young
INTO JAPANESE
ユキの母親は若いときに亡くなりました
BACK INTO ENGLISH
Yuki's mother died when she was young
INTO JAPANESE
ユキの母親は若いときに亡くなりました
BACK INTO ENGLISH
Yuki's mother died when she was young
That didn't even make that much sense in English.