McDonald's Co. (Japan) said Tuesday that it will lift its hair color restrictions for employees, hoping to improve the working environment and attract more workers amid a labor shortage.The Japanese unit of the fast food chain previously required employees' hair color to look "natural" but decided to revise its appearance policy to allow more diversity.The new policy, which was introduced on a trial basis at an Osaka outlet, has had a positive impact, with the store reporting a threefold increase in fresh recruits in April compared to the previous year, it said.McDonald's changed its appear…READ FULL ARTICLE