"豊 片岡"@ja-JP . "カタオカ" . "Kataoka"@en . "片岡豊" . "ユタカ" . "Yutaka Kataoka" . . "1949" . . "Yutaka"@en . "片岡豊" . "豊" . "Yutaka Kataoka"@en . "片岡豊" . "片岡" . . . "ユタカ カタオカ" . . .