sentences:  She initially is one of two characters in the series (the other being Ramurin) to not have an older sibling, but after Ramurin leaves Challenge Island in the series finale of "Shimajirō Hesoka", Mimirin becomes the only one.Also one of Shimajiro's childhood friends, Flappie is a male green bird.He usually has red, blue and yellow feathers on his head and has few tail feathers on his back, as well as a loose tongue.