seamless pattern koi carp nishikigoi literally brocaded carp. orange yellow fish. black outline sketch doodle. rainbow scales

rainbow animal art asagi asia asian background black carp cartoon chagoi china chinese coloring concept copy space culture design doodle drawing drawn fish graphic hand illustration ink japanese kohaku koi natural nature orange yellow oriental sanshoku seamless pattern sketch sketching style swim symbol traditional utsurimono vector water watercolor white wild wildlife