Rosenthal Studio Line Dorothy Hafner Design Triangular Plate - Excellent Condition Rosen thal Studio line Flash art Dorothy Hafner Dekor: Chu-Chu Approximately 20 cm Excellent condition, used item. Stored at home since purchased at Takashimaya in 2008. It doesn't come up much in searches, so perhaps it's a rare item. It's a plate with a picture of a cat and a mouse.