Chineseparticularcalligraphictoolsincludebrush,ink,paperandinkstone,whichareknownas"FourTreasuresoftheStudy”.WecaneasilytellhowChinesecalligraphersandpaintersvaluethemfromthename.Despitetheevolutionofthefourtools,itisbelievedthatnoChineseartworkcanbeamasterpiecewithoutusingthetraditionalfourtreasures.OtherorientalnationssuchasJapanhasinheritedthisChinesetradition.Maybethat'swhyJapanesecalligraphyandJapanesepaintingresembleChinesecalligraphyandChinesepainting.