This questionnaire is edited by international students and instructors in Waseda University as part of educational and research contents in SHIP program (https://www.cse.sci.waseda.ac.jp/about/ship/). The objective of this questionnaire is to know public's understanding and concerns on HLW. The questionnaire results will be used only for educational and research purposes. All the questions are based on our limited knowledge so that there might be some information or questions which are not very accurate or appropriate. In that case, we appreciate your kind understanding.

High-level radioactive waste (Cited from U.S. NRC https://www.nrc.gov/waste/high-level-waste.html)
High-level radioactive wastes are the highly radioactive materials produced as a byproduct of the reactions that occur inside nuclear reactors. High-level wastes take one of two forms: Spent (used) reactor fuel when it is accepted for disposal; Waste materials remaining after spent fuel is reprocessed.