When Mio was young, she lost her parents in a great flood and also became separated from her best friend Noe. Afterwards, Mio found her talent in cooking and eventually became a cook. Meanwhile, Noe has become an oiran (high-ranking courtesan).
Tomozo Sudo is a detective. Due to an incident, he is excluded from investigative work. He is then assigned to work in a division responsible for taking care of animals whose owners are suspects or missing. Keiko Usuki is a police constable and works in the same division. She loves animals more than humans. Keiko develops inferences from clues from animals left behind at crime scenes. Tomozo and Keiko work together to solve cases.
Kasumi gets a job as a teacher at an elementary school. This fulfills a lifelong dream for her, but Kasumi is too passionate about her job. She overworks herself and gets burned out from her job. Kasumi quits her teaching job. She is still only 28 years old. Kasumi needs to find work and begins to take short-term jobs. She meets mysterious employee Masakado of Hello Work. ~~Based on the novel "Kono Yo ni Tayasui Shigoto wa Nai" by Kikuko Tsumura (Source: Asianwiki)
Protagonist Shinji Aratani is a man who lost everything around him—successful career, family, and friends—due to a twist of fate. His current job title is Chief of Registry Supervision Division of Ministry of Justice. Colleagues in other divisions look down on the Division saying nobody cares about their job and it's unneeded. But what they don't know is that the Division's true duty is to accomplish the top-secret mission from Parliamentary Secretary of Justice to "isolate time travelers in a special residential district and keep them under a close watch." In the near future, it's expected that time machine will be invented and there will be time travelers, each with their own purpose, coming back from the future to the present time. Registry Supervision Division was newly established in order to not let these time travelers change or affect the present and also to prevent big confusion from happening when the existence of time travelers gets revealed.
Sugisaki Momoko used to be a nursery school teacher. Her difficulty smiling leads to communication problems with parents and her contract is terminated in one year. Momoko is picked up by ‘Little Snow’, a home care service for sick children, and makes a fresh start there as a caregiver. When a child has a fever, the caregiver would visit the home and care for the child in place of the parents who simply cannot take time off from work. Momoko encounters all sorts of families at the places she is sent to. With the support of her colleagues and the occasional help of her best friend, Yumika, she starts to face work, romance, family and friendship.
Hako was senteced to 7 years in prison on a robbery charge for the host she loved. Ayaka killed her husband to protect their son from domestic violence. These two women became acquainted in prison and forged strong bonds. After they are released from prison, they stay together and begin new lives in the old district of Yanaka in Tokyo while carrying pasts that no one must not know.