Satoru Hasegawa, a young real estate agent, lives together with his equally young wife, Aya, and their daughter. Five years into their marriage, he's not particularly dissatisfied with anything, but he's got a secret that he can't tell a soul! Satoru is helpless before Sayaka, an escort, and Eri, his boss at work, and he's been carrying on lively affairs with both of them. But then he meets a woman with the faint aura of first love... This is a romantic suspense story about a man who can't tear his eyes away from that sweet but dangerous trap. (Source: MangaBox)

Is this really my family⁉ A kind family watches over a man with amnesia. But in the midst of his happy days, the man begins to feel strange. What happened before his amnesia⁉And who he really is...⁉ When he gets closer to the truth, his "ideal family" collapses. (Source: Nihonbungeisha, translated)

28-year old Yuki Mamiya and 25-year old Maria Fujisaki participate in a tour of a small island called Yadorigijima, which can only be reached by boat. They are exploring a cave when an unexpected disaster occurs... (Source: natalie.mu, translated)

A virgin horror writer finds his first girlfriend is a seemingly beautiful but dangerous woman! What happens when a man with little experience with women falls in love with such a woman? A love story of horror begins where the man who fell in love cannot escape! (Source: Houbunsha, translated)

Konomi starts a happy newlywed life with her kind husband. However, she has a secret that she can't tell even her husband or friends. (Source: Houbunsha, translated)

https://mechacomic.jp/books/137978

Anthology of D.Gray-man doujinshi written by different artists. Pairings: Allen x Kanda, Kanda x Allen