Established relationship / Family / Friends to Lovers
Smitten Chiaki and tsundere Kazuma are a long-term gay couple. Tomoe, their childhood friend, asks to see them, but when they meet they discover she's hugely pregnant! Before they know it, the baby is born. The two men are relieved that Tomoe is acting like a proper mother, but one day, Tomoe comes to them with tears in her eyes and says, ''Take care of her for me...!''
This is the prequel to the one above
Childhood friends Chiaki and Kazuma have been brought up like brothers, but the illusion of family shatters when Kazuma catches Chiaki touching himself, and in the heat of the moment, ends up lending a hand. From that night on, the two of them help each other satisfy their base urges—that is, until Kazuma gets a girlfriend and Chiaki realizes his feelings go beyond friends with benefits.
Literally everything by this mangaka is a gem
This story is about Tatsumi, a boy who has has beautiful blue eyes since he was born. When his parents found out about this, they sent him to an island with his grandfather, who also had the same eyes with powers. After the death of his grandfather, Tatsumi meets Kei, a kid who saved him from his abusive father. Kei, who has a crush on Tatsumi, became a scientist to help Tatsumi finally be able to look in his eyes.
Unique storyline / Kinda Gap Moe / Lucky x Unlucky
College student Fukuhara Kouta has bad luck that causes problems everywhere he goes. One day, Shinomiya, a student with super good luck, helps him out. Now, in order to divide the luck between them, they need to be with each other all the time.
Healing / Calming / Good communication
Mitsuomi Kozuka quits his job due to his boss. He then decides to return to his hometown located in the countryside for the first time in 10 years. There Mitsuomi Kozuka meets Yamato Kumai, the stepson of old man Kumai, who runs a farm near the home of Mitsuomi Kozuka's parents. Mitsuomi Kozuka and Yamato Kumai soon become good friends, but one night Mitsuomi Kozuka kisses Yamato Kumai while he is sleeping...
Drama / Progressive relationship / Good communication
This is the continuation to the one above.
Coming back home to restart his life after a disastrous time in Tokyo, 25-year-old Kozuka Mitsuomi is unemployed. He was born and raised in the countryside but returned. He meets Kumai Yamato and his life begins to subtly change.
Age Gap / Unrequited Love
When Takiya Kippei, the brother of two older sisters, realises that he desperately needs money to buy a birthday present for his lover, he decides to live and work onsite at a ryokan (a traditional japanese inn). There, he meets the well-educated Honjou Masumi, a man who is neither too strict nor too lenient, and who has a charm which embodies the word mature.
This is the doujinshi of the one above
Kippei pays a surprise visit to Honjou at the ryokan. Is Honjou happy to see him?
Idol x Manager / Unrequited Love
Yori Kashii has had hidden feelings for his former manager, Haruto Mikura. Even after Yori leaves the work place, he knows that it is Mikura's to treat Yori's requests specially. However, those feelings finally overflow.
This is the continuation of the one above
Kazoku Ni Narouyo