clearstoneMen's Sakamoto Ryoma like Samurai Costume Black O

Am I able to carry a practical, 2.75Ib real katana through the belt? I want to look and feel like a samurai with this.

Will this fit a 40 inch waist?

Will it be to short if you’re 6’5 ?

I am 5'8 200 lbs will this fit me?