telecom giant nippon telegraph and telephone is discussing additional measures to promote remote working for the group's 180,000 employees. half or more of its personnel in the general affairs planning and other areas are already working from home. mitsubishi electric plans to limit the number of workers at its offices in tokyo and three surrounding prefectures to 30% of normal levels or less. another telecom giant, kddi, this month reduced by 40% the number of seats at its head office in central tokyo. but some people in tokyo say taking further measures to work from home will not be easy. >> translator: we try to hold an online meeting, but the senior workers couldn't adapt to it. it's a delicate issue. >> translator: i will probably be commuting. my company hasn't said anything about it yet. >> reporter: a november survey by a tokyo research firm involving 10,000 companies suggests 30% of them have employees working from home. more than a quarter said they no longer do. 43% said they never introduced remote working. >>> the leading music awards ceremony in the u.s. has been postponed