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Hello every one, 
My domain is syun.vn and  the theme does not show up but if i add syun.vn/ja it does show up. So i have to redirect syun.vn to syun.vn/ja and it make my website load slower. How can i fix this. 
Thank you in advance.

Hello every one, 
My domain is syun.vn and  the theme does not show up but if i add syun.vn/ja it does show up. So i have to redirect syun.vn to syun.vn/ja and it make my website load slower. How can i fix this. 
Thank you in advance.