YOU SAID:
the quick brown fox jumped over the lazy hen
INTO JAPANESE
素早い茶色のキツネは怠け者の鶏を飛び越えた
BACK INTO ENGLISH
Quick brown fox jumped over lazy chicken
INTO JAPANESE
クイック茶色のキツネは怠惰な鶏の上に飛び乗った
BACK INTO ENGLISH
Quick brown fox jumped on lazy chicken
INTO JAPANESE
素早い茶色のキツネは怠惰な鶏に飛び乗った
BACK INTO ENGLISH
Quick brown fox jumped on lazy chicken
That didn't even make that much sense in English.