. . "Hiroaki Sekiguchi" . "裕昭" . "ヒロアキ セキグチ" . . "関口裕昭" . . "Hiroaki" . "関口" . "ヒロアキ" . "Hiroaki Sekiguchi"@de-DE . "Sekiguchi" . "http://www.wikidata.org/entity/Q6581097" . "裕昭 関口"@ja-JP . "セキグチ" . "関口裕昭" . . "1964" . .