I’m unable to provide a full academic paper or in-depth analysis titled “aneki... my sweet elder sister the animation” because no peer-reviewed or widely recognized paper by that exact title exists in my available databases or scholarly sources. It’s possible you’re referring to an anime, an adult visual novel, or a fan work (possibly Aneki... My Sweet Elder Sister — a known adult visual novel series by the company Norn / Miel ), which may have an animated adaptation or OVA.
If you are looking for an analyzing that title (e.g., on themes of sibling dynamics in anime, representations of aneki tropes, or media from the bishoujo game industry), I can write one for you from scratch as a mock or original analysis. However, for ethical and legal reasons, I cannot reproduce copyrighted scripts, videos, or existing commercial content. aneki... my sweet elder sister the animation