Trim work as Divide, whats wrong? Help :)


https://drive.google.com/file/d/1xmgHFaoKJlw-mKpiwktkGJv2lsTACPt6/view?usp=sharing
There is some appearance applied to that object. It's not overprinting and not transparency. But when you get rid of all appearances (use the button to delete them in the appearance panel), then the pathfinder works as expected.
The layers panel tells you that there is something with that grey target symbol, which is that circle (I hope the Japanese interface doesn't distract you too much):

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