So this looks a little gross, like a death scene or something... BUT! It could be a sumo guy's signature. That's how sumo guy's sign paper squares for fans. Or maybe it's a crime scene. I still think it looks cool.
紅棕櫚印花
blood、crime、fingerprints、palm、print、Print、red、scene、sign、sumo
血液、犯罪、指紋、棕櫚、打印、打印、紅色、現場、標誌、相撲
資料來源：openclipart ( https://openclipart.org/ )