YOU SAID:
warning there are lots of perverts in this area
INTO JAPANESE
このエリアには変態がたくさんいるので警告してください
BACK INTO ENGLISH
Lots of perverts in this area so be warned
INTO JAPANESE
このエリアは変態が多いので注意してください
BACK INTO ENGLISH
Please be careful as there are many perverts in this area
INTO JAPANESE
このエリアは変態が多いので気をつけてください
BACK INTO ENGLISH
There are many perverts in this area, so please be careful
INTO JAPANESE
このエリアは変態が多いので気をつけてください
BACK INTO ENGLISH
There are many perverts in this area, so please be careful
That didn't even make that much sense in English.