"Pani Poni Dash!" is a comedic anime series set in a high school environment, blending surreal humor, parody, and slice-of-life elements. The story centers on Rebecca Miyamoto, a child prodigy who, at the age of 11, becomes a teacher at Momotsuki Private Academy. Despite her youthful appearance and eccentric personality, Rebecca, often called "Becky," takes charge of Class 1-C, a group of quirky and unpredictable students. The series explores the chaotic and often absurd interactions between Becky and her students, as well as the faculty, who are equally unconventional.

The class includes a variety of distinctive characters, such as Himeko Katagiri, a serious and responsible student who often acts as the straight man to Becky's antics; Ichijou, a quiet and mysterious girl with a penchant for cryptic remarks; and Rei Tachibana, a cheerful and energetic student who frequently engages in bizarre behavior. The faculty members, including the scatterbrained principal and the overly dramatic vice-principal, add to the series' comedic tone with their exaggerated personalities and frequent misunderstandings.

The narrative is episodic, with each episode presenting self-contained stories that often parody popular culture, anime tropes, and societal norms. The humor is fast-paced and relies heavily on visual gags, wordplay, and absurd situations. Recurring themes include the clash between Becky's intellectual maturity and her childlike demeanor, the students' attempts to navigate high school life, and the faculty's often futile efforts to maintain order. Despite the chaotic tone, the series occasionally touches on themes of friendship, individuality, and the challenges of growing up.

"Pani Poni Dash!" stands out for its rapid-fire comedy, eclectic cast, and willingness to embrace the absurd. The series does not follow a linear plot but instead thrives on its ability to deliver unpredictable and humorous scenarios, making it a distinctive entry in the school comedy genre.