Your dream come true
If you really want to have your own house,
1st, you will have to think about a housing loan, not searching for a house.
<Except if you have enough money that you buy your favorite house>
There are 2 reasons.
1. Bank examination of housing loan is very difficult loan in Japan, especially for foreigners. And also, it is absolutely diferent from car loans and credit cards. There are easy loans.
2.If you will not know that bank lends you a housing loan, you will not serch for a house that fits you. Of course it is impossible to buy a house without money.
So,most important is a housing loan.
As a start,
Could you please check yourself?
A national qualified expert advises you.
Thank you for your consideration.