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..., 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！？〜, An Engagement without Dating with My Scion Childhood Friend: A Lovey-Dovey Life Even with a Contract Marriage!?, Osananajimi no Onzoushi to Kousai Zero-nichi Kon - Keiyaku Konna no ni Dekiai Torotoro Seikatsu!?

I Became An Evolving Space Monster