While cashiers standing at their registers may be the norm in Japan, a campaign launched by a staffing agency is encouraging Japanese companies to reconsider the practice to ease employees’ fatigue and improve their motivation. Mynavi Corp. is offering specially designed stools to spur companies to rethink the requirement for retail employees to stand for hours during their shifts. To challenge the stereotype that cashiers are meant to stand, Belc Co., a supermarket chain operator, has introduced chairs for cashiers at a few of its stores near Tokyo since March. “It is normal to have seated ca…