Ranma ½: Nightmare! Incense of Spring Sleep (2008) is a Animation film that follows happosai fed up with Ranma interfering with his hobby, decides to use a sleeping incense on him to make Ranma "sleep till spring". But Akane accidentally smells the incense and due to unforeseen side effects starts attacking everyone and everything in her sleep. Now the gang has to find a way to wake her up. Ranma ½: Nightmare! Incense of Spring Sleep is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 7.0 out of 10 from 2 votes. Fans of animation movies may also want to explore similar titles below.