Four years into the future, the world has lost its balance... 10 thousand metres of vast woodland is gone, preventing humans to live and leaving a desert to spread endlessly. And so, they head into the world of Meshichi, to live together with the Anbots. As if guided by fate, Sanzou and Gokyuu meet. Traveling together, Sanzou - a young man shrouded in mystery, Gokyuu - the strongest and worst Anbot around, Tongoh - an Anbot fond of drinking, Jou - someone who is great with machines, Suuji - a female Anbot thief, and last but not least, Mioto. And so, their journey begins to the boundless East, to the land where the sun was born! (Source: AnimeNfo)

There isn't a single person in Sakuradamon High who hasn't heard the legends about Seiji "The Mad Dog" Sawamura's demonically powerful right hand. His reputation makes it fairly difficult for him to approach girls, and after being rejected 20 times straight, he half-jokingly vows to finish high school with his right hand for a girlfriend. Much to his surprise, after waking up the next morning, Seiji discovers that his demon right hand has mysteriously turned into a miniature girl, Midori Kasugano, who reveals that she has had a crush on Seiji for the past three years. Because their situation is not ideal for either of them, Seiji attempts to return Midori to normal. But after causing a big misunderstanding at the Kasugano household, the pair decide to keep their predicament between them until a solution is found. Thus begins an odd relationship, and what could be the only chance for Midori to finally be with the one she loves. [Written by MAL Rewrite]

After taking one hundred secret photos and observing him from afar for months, second-year high schooler Yuki Kurihara has finally mustered up the courage to ask out her first-year crush Shinya "Momo" Momotsuki. Although taken by surprise, the bashful Momo accepts; however, he does not know the profoundly abnormal truth. As her strait-laced friend, Norika Mizuyama, has observed, Yuki has developed some unnerving—but nonetheless sincere—habits: taking pictures of Momo in secret, doing extensive research into his personal life, collecting his used straws, and even going "Momo watching." Though Momo remains blissfully unaware of his new girlfriend's peculiar habits, he does notice some oddities in their daily conversations. Still unsure and nervous about his first relationship, Momo finds himself regularly getting into awkward interactions due to his inexperience, but nevertheless resolves to make his new girlfriend happy. Momokuri follows Yuki and Momo as they shyly explore their newfound love, and also deal with the problems that arise from it. [Written by MAL Rewrite]

During his summer vacation, middle school student Nagasumi Michishio travels to the Seto Inland Sea. One day, while swimming at Mio Sun Beach, his leg suddenly cramps. No one is close enough to notice his desperate screams for help, and so he sinks into the ocean, where he is left to drown alone. Just as he loses consciousness, however, a mermaid appears and saves his life. That night, Nagasumi is visited by his savior, a girl who introduces herself as Sun Seto—a mermaid from a yakuza family. As it turns out, under mermaid law, a mermaid whose identity is revealed to a human must be punished by execution. To avoid this harrowing outcome, the Seto family propose a solution: Nagasumi must marry Sun or die at the hands of Gouzaburou, Sun's father and boss of the Seto clan. Faced with no other option, Nagasumi takes her hand in marriage. Now, the newlyweds face the difficult task of keeping their relationship secret. Between Gouzaburou's unending attempts on Nagasumi's life and the eccentric antics of a slew of antagonists, a genuine and innocent love blossoms between the pair as they adapt to their new life. [Written by MAL Rewrite]