Light Novel Paperback Size Romance novel Hikikomori Yojo is sweetly doted on by the ruthless Crown Prince ~ Please let me cancel my tentative engagement! ~ / Hyakmon Isshin Vani La Bunko
※Please note that product information is not in full comprehensive meaning because of the machine translation.
Japanese title: ライトノベル文庫サイズ ロマンス小説 引きこもり令嬢は冷酷な王太子に甘く溺愛される ~仮婚約は破棄させてください!!~ / 百門一新 ヴァニラ文庫