YOU SAID:

japan is dumb and stupid and ugly and not pretty and stinky

INTO JAPANESE

日本はばかで愚かで醜く、美しくも臭くもありません

BACK INTO ENGLISH

Japan is stupid, stupid, ugly, neither beautiful nor smelly

INTO JAPANESE

日本はバカ、バカ、ブサイク、美しくも臭くもない

BACK INTO ENGLISH

Japan is stupid, stupid, ugly, neither beautiful nor smelly