I gotcha. I'm probably too slow on the click-and-drag-crap-to-the-window part. I tend to miss the objects, and since there's no visual feed back on whether you've grabbed it or not, it takes a second to realize it so you have to go back for it. It's also hard to tell where exactly you have to drop it.
D - she leaves C - leans out the window (naked bottom) B - hangs upside down (shorts + top) A - topless, with nipple covers and shorts A+ - topless, nipple covers, panties
To get S, you have to get A, and also click the following items in each phase: spring: totem, vase summer: pig, snail, bag autumn: books, nose winder: sweet potato, santa hat, torii S - shows breasts, then makes the gun gesture at you