 The director challenged Oga to raise his standards, and Oga's experience with "My Neighbor Totoro" jump-started the artist's career.Oga and Miyazaki debated the palette of the film, Oga seeking to paint black soil from Akita Prefecture and Miyazaki preferring the color of red soil from the Kantō region.The ultimate product was described by Studio Ghibli producer Toshio Suzuki