YOU SAID:

I was in another world, a world of 20.000 girls

INTO JAPANESE

私は、別の世界、20.000 女の子の世界

BACK INTO ENGLISH

I was in another world, 20.000 girls in the world

INTO JAPANESE

私は別の世界にいた、世界の女の子20,000人

BACK INTO ENGLISH

I was in another world, 20000 girls around the world

INTO JAPANESE

私は別の世界、世界中の 20000 の女の子に、

BACK INTO ENGLISH

I am in another world, to 20000 girls all over the world,

INTO JAPANESE

私は別の世界、世界中の20000人の女の子、

BACK INTO ENGLISH

I am a different world, 20000 girls all over the world,

INTO JAPANESE

私は別の世界、世界中の20000人の女の子、

BACK INTO ENGLISH

I am a different world, 20000 girls all over the world,