Hmm... I don't know what derivative versions can be made.
In short, first draw a composition that emphasizes the butt.
Ah, by the way, happy new year!
哼嗯嗯嗯…不知道可以做出哪些衍生版本。
總之先畫一個強調屁股的構圖。
啊,附帶一提,新年快樂!