Korea has become a super-aged society as its baby boomers grow older. According to Ministry of Data and Statistics, people aged 65 and over account for approximately 21.6 percent of the population in 2026. Older residents with mobility difficulties, stairs are more than an inconvenience: They pose a serious risk of falls. Stairs restrict their daily activities and may even leave them confined to their homes against their wishes. Without elevators or home lifts, remaining in familiar surroundings becomes increasingly difficult. Some are eventually forced to move into nursing facilities or elevator-equipped housing, despite their desire to age in place. Consider the case of Yang Sung-hak, an older resident of Anyang, Gyeonggi Province. After leaving his apartment life behind, he moved into his dream country home. But his dream turned into a nightmare when, in his mid-70s, he fell on the stairs and fractured his leg and lower back. Installing a home lift has proved difficult. Building regulations involving fire resistance and floor-area calculations complicate the options, while neighbors o