Character Seiko Nakahara Wikipedia: Seiko Nakahara (link not verified) 2019 ◢ Played by Rie Minemura once on Television in 'シャーロック アントールドストーリーズ' Sherlock: Untold Stories. 02 Dec 2019:'最終章へ…別れの予感! 最後の晩餐は密室殺人レストラン' To the final chapter... a premonition of parting! The last supper is a closed-room murder restaurant