[B-5-7] Machining properties of electrochemical machining using phosphoric acid aqueous solution 〇Nozomi Kodutsumi1, Hayato Komatsu1, Takumi Suzuki1, Mitsuo Uchiyama1 (1.KANTO GAKUIN University) Keywords:EDM/ECM/others、Anodic Oxidation、Nano Hole、Oxide Film、Phosphoric Acid