Hifumi 一二三 Is A Music Producer Who Debuted In 2015. His Composition Style Usually Involves The Use Of Traditional Japanese Instruments - Shamisen And Koto - In Rock Music Elements. Several Of Hifumi's Works Such As Hana Ga Ochita No De 花が落ちたので、 Or 猛独が襲う Moudoku Ga Osou Have Received Over 1 Million Views On YouTube.