one of those is minimosoma city. >> reporter: i am at a junior high school in minimosoma city. this is one of the areas still home to about 40 people. as i drove around the city, i could see more shops are opened. and even the supermarket has resumed business. however, i also noticed that there are not many children in the streets. some of the schools are still closed. according to the latest city survey, 50% of junior high school student have returned. the city sees that the key to bringing back children is to reduce radioactive contamination. last month they started cleaning 90 schools and kindergartens. their aim is to limit the accumulated external contamination. this is the policy by the central government. but to meet the target, you have to monitor of the radiation. and you are expected to repeat the decontamination processes such as removing topsoil several times and spraying water. >> translator: i want to return home as soon as possible. >> i'll be able to say the town is recovering only when our children return. >> reporter: however, the noda new government has given