キタニ タツヤ (Tatsuya Kitani) was born in 1996 and is a Japanese artist, bassist, producer and singer-songwriter who began uploading his own music onto the internet in 2014. Three years later, in 2017, his work became recognized and was provided work as a writer while simultaneously being a solo artist.

Kitani is also part of the three person group known as sajou no hana. He currently has a YouTube channel where he posts his solo music.