Keiji Tanaka

Tanaka in 2018 is a retired Japanese figure skater. He is the 2016 NHK Trophy bronze medalist, 2019 Skate Canada bronze medalist, three-time ISU Challenger Series medalist (including gold at the 2019 U.S. Classic), 2017 Winter Universiade silver medalist, 2011 World Junior silver medalist, six-time medalist on the ISU Junior Grand Prix, and a two-time Japanese national silver medalist (2016, 2017). He represented his country at the 2018 Winter Olympics. Provided by Wikipedia
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Amorphous Chalcogenide Semiconductors and Related Materials [E-Book] /
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Amorphous Chalcogenide Semiconductors and Related Materials [E-Book] /