Justin Bieber and Sofia Richie sparked serious relationship rumors when they were spotted out on a hiking date. So are they really dating? These photos may explain everything.

Sofia recently flew out to Japan with him, and she was caught by Beliebers holding hands with the pop star and getting super cuddly.

There's been debate about whether they're seeing each other because she's turning 18 years in a few weeks, and it looks like something is definitely going on.

Click through the gallery to see their cuddly pics.

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