Tenniscoats is a Japanese music duo formed in 2003, consisting of Saya and Takashi. They are known for their unique blend of lo-fi pop, experimental sounds, and whimsical melodies. Their music often features simple instrumentation and soft vocals, creating an intimate listening experience. The duo has released several albums and EPs, gaining a following both in Japan and internationally. Their style is characterized by a playful approach to songwriting, often incorporating elements of folk and indie pop. Tenniscoats has collaborated with various artists and continues to explore new musical directions in their work.