YOU SAID:
One day I will play soccer
INTO JAPANESE
ある日、私はサッカーをします
BACK INTO ENGLISH
one day i will play soccer
INTO JAPANESE
いつか私はサッカーをします
BACK INTO ENGLISH
someday i will play soccer
INTO JAPANESE
いつか私はサッカーをします
BACK INTO ENGLISH
someday i will play soccer
That didn't even make that much sense in English.