YOU SAID:

Chairs are supported most often by four legs and have a back

INTO JAPANESE

椅子はほとんどの場合、4本の足で支えられ、背中があります

BACK INTO ENGLISH

The chair is most often supported by four legs and has a back

INTO JAPANESE

椅子はほとんどの場合、4本の足で支えられ、背中があります

BACK INTO ENGLISH

The chair is most often supported by four legs and has a back