Efu Wakagi is an original creator best known for her work on the Little Charo anime series. Born on February 13, 1959, in Osaka Prefecture, Japan, she is a multifaceted artist whose career spans acting, writing, and theater. Her professional history includes the use of several stage names, including Wakagi Efu and Wakagi Efu, before settling on her current moniker.

Her background is deeply rooted in Japanese theater. She was a member of the theatrical company Liliput Army and later became the leader, or座長 (sachō), of its successor, Liliput Army II. Beyond her performance career, she is also a playwright, director, and essayist, and she serves as the head of the theater group Tamatsukuri Shōgekiten.

In the realm of animation, Wakagi is primarily recognized as the original creator of the Little Charo franchise. Her official credits for this role span multiple installments of the series, including Little Charo, Little Charo 2, Little Charo 4: Eigo de Aruku New York, and Little Charo: Tohoku-hen. The series is an educational anime produced by NHK, designed to teach English to Japanese viewers, following the adventures of a dog who has traveled from Japan to the United States.

Her creative identity is intertwined with her literary and theatrical sensibilities. As an author, she has written works such as Osaka no Kamigami, an essay, and a novelization of her anime work, Shōsetsu Little Charo. Her significance in the industry lies in her ability to operate across multiple creative disciplines, from the stage to the screen, and to contribute to educational media for a broad audience.