for otsuka eri, who helped set up the branch, this full-fledged signing store was a long-time dream. otsuka, who lost her hearing as a baby, enjoys working with people. so five years ago she joined this company, which offers service industry careers to the deaf. the work was rewarding but communication could be difficult. she became frustrated that her condition was barring her from taking on a role with more responsibility. so she pitched an idea to her company. a store staffed by the deaf. and she landed the chance to do a popup, where everyone would work in sign language. it was a run away success. at that point the company had no promotion protocol for employees with disabilities. but from this experience, they became mindful of something very important. >> translator: until now, we had the tendency to open place employees with disabilities in safe positions. but now we are aware that this hindered their growth and chances to advance. >> reporter: after months of preparation, the store opened. yet challenges surfaced. one of them was the milk for cappuccinos. according to the comp