Japan's spent fuel management: the dry cask storage introduction and possibilities of super long-term storage and final direct disposal

为了解决后处理核乏燃料管理中的扩散和环境问题，研究了场内外干桶贮存技术。因此，这一新的想法被认为是非常有效的核不扩散和环境适应，也从经济的角度来看，作为一个反建议，日本的后处理政策。此外，基于福岛第一核电站事故的经验，其高安全有效性被显示。

For the purpose to solve proliferation and environmental problems of the nuclear spent fuel management using reprocessing, introduction of dry cask storage in/out the site is studied. As a result, this new idea is found very effective for nuclear non-proliferation and environmental adaptation and also from the economical viewpoint as a counter-proposal to Japan's reprocessing policy. Furthermore, its high safety effectiveness is shown based on the experience of the Fukushima dai-ichi nuclear power plant accident.