An Engagement without Dating with My Scion Childhood Friend: A Lovey-Dovey Life Even with a Contract...An Engagement without Dating with My Scion Childhood Friend: A Lovey-Dovey Life Even with a Contract Marriage!?; 幼馴染の御曹司と交際ゼロ日婚〜契約婚なのに溺愛トロトロ生活！？〜; Osananajimi no Onzoushi to Kousai Zero-nichi Kon - Keiyaku Konna no ni Dekiai Torotoro Seikatsu!?; ; ; An Engagement without Dating with My Scion Childhood Friend: A Lovey-Dovey Life Even with a Contract...