Receiving email like this and not sure why?

Hi I am receiving email like this and not sure why? It’s coming from the contact form. Any solutions to stopping this?

Thanks

Fabio

From: 国内 正規品 <[email protected]>
Subject: 国内 正規品

Message Body:
のための第 | へや私は私はここでの時間。このボードは、私|私が見つか&#12 私を支援|あなた}
[url=https://www.lkflabs.com/]国内 正規品[/url]

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