seamless pattern koi carp nishikigoi literally brocaded carp. pink fish. black outline sketch doodle. blue teal nature oriental

animal aquatic art asagi asia asian background blue carp cartoon chagoi china chinese coloring concept culture design doodle drawing drawn fish graphic hand illustration ink japanese kohaku koi natural nature ocean oriental pattern pink sanshoku sea seamless sketch sketching style swim symbol traditional underwater utsurimono vector water watercolor wild wildlife