Born in 1971. Graduated from Kwansei Gakuin University majored in Business and Commerce. While in university, Koto Nagata participated and devoted her passion in study and cheerleading.

Taking advantage of experiences in dance lessons in New York, she worked on directing and planning stages and choreography for her team. And naturally, she started to have an interest in filmmaking for her career.

And she joined WILCO　corporation soon after she graduated from school in 1995.

As she began her career, soon she started to develop her gift. She worked on many productions of films, TV dramas, P.V, and CF being an assistant director.

Many of them involved with leading directors and producers such as Shunji Iwai, Kenki Saegusa, and Christopher Doyle.

In the meantime, she worked as a director for the first time under a head director of Ten Shimoyama which was a TV- drama series (TV Tokyo) called “Jelly in the Merry-go-round”, a mega hit comics by Moyoco Anno.