proposed- ; The older CEO is a natural doting monster -0 Days of dating ; The Older CEO Is a Natural Doting Monster: 0 Days of Dating, Proposed ; Toshiue Shachou wa Tennen Dekiai Monster ; Toshiue Shachou wa Tennen Dekiai Monster: Kousai 0-nichi, Shojo wo Tsumareta Asa ni Proposal!? ; Who Knew the CEO Was Such a Romantic!? -Proposed to the Morning After Our First Night of Passionate Love!- ; 年上社長は天然溺愛モンスター~交際0日、処女を摘まれた朝にプロポーズ!?~