An Observation Log of My Fiancée Who Calls Herself a Villainess An Observation Record of my Fiancée - A Self-Proclaimed Villainess Fiancé's Observation Log of the Self-proclaimed Villainess Fiancée’s Observation Log of the Self-proclaimed Villainess Nhật Ký Theo Dõi Vị Hôn Thê Tự Gọi Mình Là Phản Diện Observation Record of a Self-proclaimed Villainess’ Fiancé บันทึกสังเกตการณ์คู่หมั้นผู้ประกาศตัวเป็นนางร้าย (Gift Book) 自称悪役令嬢な婚約者の観察記録。 自稱惡役大小姐的婚約者觀察記錄 자칭 악역영애 약혼자 관찰일기 모음, Jishou Akuyaku Reijou Na Konyakusha