"Yo-kai Watch ♪ Keita to Orecchi no Deiai-hen da Nyan ♪" is a special episode within the "Yo-kai Watch" franchise, focusing on the adventures of Keita Amano (Nathan Adams in the English adaptation) and his interactions with the Yo-kai world. The narrative centers on Keita’s encounter with Orecchi, a Yo-kai who embodies the concept of forgetfulness. Orecchi’s presence causes chaos as his ability to make people forget things disrupts Keita’s daily life and relationships.

Keita, with the help of his Yo-kai companions Whisper and Jibanyan, must navigate the challenges posed by Orecchi’s powers. The story explores themes of memory, friendship, and responsibility as Keita works to restore order and help Orecchi understand the consequences of his actions. Along the way, the episode incorporates humor, lighthearted moments, and the signature charm of the "Yo-kai Watch" series, blending supernatural elements with everyday scenarios. The dynamic between Keita and his Yo-kai friends remains central, highlighting their teamwork and mutual reliance in solving problems caused by mischievous Yo-kai. The episode maintains the franchise’s focus on moral lessons, emphasizing the importance of remembering and valuing relationships.