Plus-Sized Elf Specials collects two extra episodes of Elf-san wa Yaserarenai., numbered 13 and 14, that never aired on television. They first appeared on some streaming platforms and were later added to the Blu-ray release of the series. The two episodes are titled Muffin Top Island and Calorie Lovers. The genre labels mark them as fantasy comedy with slice-of-life and ecchi elements.