Should I keep or sell my car in this situation?

So I bought a used car about six months ago for $2500 and have been using it. However I just found out that I got a job and will be living in Japan for year. I live in Wisconsin now, but I will come back to Wisconsin in a year. I'm wondering if I should sell my car or store it somewhere. However I don't know anyone to store it for me and would have to pay someplace to store it if I wanted. It is a 2002 Honda Civic.

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