. . . "ヒラガ" . "Kenji Hiraga"@en . . "Kenji"@en . "平賀賢二" . "賢二 平賀"@ja-JP . "Kenji Hiraga" . "Hiraga"@en . "賢二" . "1939-12-22" . . "K. Hiraga" . . "ケンジ ヒラガ" . . . "平賀" . "K. Hiraga"@en . "平賀賢二" . "Hiraga, K. (Kenji)" . . "K." . . "ケンジ" . .