YOU SAID:

you would not believe your eyes if ten million butterflies lit up the world as I fell asleep

INTO JAPANESE

私が眠りに落ちたとき、1000万の蝶が世界を照らしたなら、あなたはあなたの目を信じないでしょう

BACK INTO ENGLISH

If 10 million butterflies illuminated the world when I fell asleep, you would not believe your eyes

INTO JAPANESE

私が眠りに落ちたとき、1000万匹の蝶が世界を照らしていたら、あなたは自分の目を信じないでしょう

BACK INTO ENGLISH

When I fell asleep, if 10 million butterflies were illuminating the world, you wouldn't believe in your own eyes

INTO JAPANESE

私が眠りに落ちたとき、1000万匹の蝶が世界を照らしていたら、あなたは自分の目を信じないでしょう

BACK INTO ENGLISH

When I fell asleep, if 10 million butterflies were illuminating the world, you wouldn't believe in your own eyes