Ore no Imouto ga Konna ni Kawaii Wake ga Nai Portable is a romantic comedy visual novel developed by guyzware and published by Banpresto.

Unlike the original story of the light novels, Oreimo Portable expands on the story, with complete story routes for Kyousuke and each of the main female casts written by the original creator of the light novels, Tsukasa Fushimi.