Lamguage school

Im currenlty working a part time job saving up unitil feburary or march in the u.s im 20 and only have 1.6 gpa hs certifacte. What are some recomdations if i wanna move and study in japan ? What do u guys recomoned i do to get my visa ? I have browsed go go nihon but seen some ppl say theres schools they make u pay less , how much should i need to save up and what schools u guys recomoned ?