Kiss X Sis is an excellent ecchi anime there is. This anime is perfect when you think that other ecchis have to little sex scenes while hentai have too much. This is the perfect mix of both, right in the middle. I'm gonna admit though that the sister's tits are a little too small. But the teacher is amazing. the voice acting is so good i can listen to it while doing anything and it can turn you on. The art style is pretty dated but overall it portrays everything well enough. The story pacing is great. my favorite characters are the parents. they havea huge roll in the comedy half of things and gave me a good laugh once in a while. and as you know incest is wincest