Yamaneko is notoriously elusive, but wherever he shows up, enormous amounts of money gets stolen. Evidence of the audacious crime is left scattered all over the place. In every episode, Yamaneko the hero thief throws a splash of “rotten justice” in your face. Pretentiously calling himself a “genius thief,” Yamaneko is arrogant and acts like he's the king of the world. Everything he does is bold and daring, but he remains elusive. There is indeed no match for Yamaneko. He goes by one creed alone—“I will steal but I won’t deprive.” Why does he steal? Just what is he all about?

Detective Murakami meets a girl who suffers from memory loss. The girl has special abilities including the ability to talk with the dead. Detective Murakami names her Maki. Detective Murakami and Maki work together to solves a massive murder case involving a mad bomber. Maki's identity is revealed during their investigation.

Devoted to becoming an international lawyer, Ayukawa Wakaba is full of ambition. Her hard work pays off when she lands a job at an international law firm, but to her disappointment, the first prestigious assignment that is given to her is to babysit the boss' 5 year old daughter, Hinata. Wakaba loathes kids and nursing, but unwillingly takes on the job as she is fixated on wealth and success. One day when she goes to a preschool to pick up Hinata, she meets a man named Yamada Sota. Sota is a man without higher education, wealth, or a future goal, someone that Wakaba absolutely cannot stand, the complete opposite of her ideals. Once again, contrary to her will, she ends up looking after Hinata and a few other kids along with Sota. Despite being exhausted from all the first-time experiences in child care, Wakaba begins to realize what is truly important to her.

After Detective Shunsaku Aoshima is promoted to section chief he has the daunting task of dealing with eight cases at the same time, which includes a murder case, bomb threat, and a bus hijacking. Complications also arise between Detective Aoshima and his juniors.

20 years after his escape from Impel Down, the legendary pirate Shiki, the Golden Lion, reappears causing massive upheaval to the Marines. During his long seclusion, he was able to come up with a scheme to bring the World Government to his knees. On his way to execute the plan, Shiki crosses paths with the Straw Hat Pirates and becomes so impressed with Nami's knowledge of meteorology that he abducts her to forcedly enlist her into his crew. Luffy and the gang end up on a strange land populated with monstrous beasts as they desperately search for Shiki and Nami.

On Tamagotchi planet, Mametchi has just finished his new creation. But on its first trial run, the mischievous Kuchipatchi manages to throw the machine's aim off course, which results in a child from Earth, Tampopo, being transported to the Tamagotchi Planet.