Not All Cars Are A Good Fit For All People.
You found this out early. It’s bad when you find out after you purchase. I don’t know how you’d modify this and even then you are altering the safety designed into it. Besides that, you shouldn’t have to remanufacture the car.
I’d look for a vehicle that’s a better fit and be sure to go on an “extended test drive” or two. Do you have to have a Japanese branded car? You are overlooking quite a few good candidates if you do.
CSA