Formed in 2016, they are active with the aim of conveying the joy of piano duet, the most accessible ensemble. Both graduated from the Performance Department of the Toho Gakuen School of Music and furthered their studies in London. They have held concerts in various locations including Fukuoka, Oita, Osaka, and Tokyo. They have also appeared in numerous concerts, such as those at children's hospitals, the Namiki Cultural Festival, and Acros Floor Concerts. They received the Miki Gakki Award at the national competition of "Adult Piano Carnival Op.1" and performed at the commemorative concert in Osaka. Their repertoire is extensive and diverse, covering a wide range of genres including classical and original compositions. Scores arranged and composed by Harumi Oba are available for purchase at Music Bells, mucome, and Musse.