More than 20 foreigners being detained at an immigration facility in Tokyo have been on hunger strike since earlier this week, protesting against Japanese immigration policy, support groups and officials said Friday.The hunger strike, which began Tuesday evening, was launched to protest multiple detentions after provisional release and demand an improvement in conditions at the detention facility, according to a support group for detainees.The Chinese, Myanmar and other foreign nationals said in a letter to the chief of the Tokyo Regional Immigration Bureau that multiple detentions constitu…READ FULL ARTICLE