2015/4-2017/3: R&D, Ultrapure Water Team, Kurita Water Industries LTD.
• Elucidation of the mechanism of electrodeionization equipment

2017/4-2019/3: R&D, Ultrapure Water Team, Kurita Water Industries LTD
• Product development of electrodeionization equipment

2019/4-present: R&D, Ultrapure Water Team, Kurita Water Industries LTD
• Elucidation of the mechanism of electrodeionization equipment.