Investigation inside Primary Containment Vessel (PCV): Development of Submersible Crawling Robot to Survey inside PCV of Fukushima Daiichi Unit 3 [Development by TOSHIBA] (June 15, 2017) | 技術研究組合 国際廃炉研究開発機構 – IRID
Underwater robot probes inside Fukushima reactor - World News
New Robots Deployed at Fukushima - WSJ
Six Years After Fukushima, Robots Finally Find Reactors' Melted Uranium Fuel - The New York Times