Natsuiro Matsuri (夏色 まつり)[2] is a Japanese virtual YouTuber (VTuber)[3] affiliated with Hololive Production.

[2] She is part of Hololive (Japan) 1st Generation alongside Akai Haato, Shirakami Fubuki and Aki Rosenthal.

[4] The character designs and name of the five open spots that would later debut as Generation 1 were made public at the start of the audition.

[4] The design of Natsuiro Matsuri was llustrated by artist Haruki Minamura,[5] and a 3D model by Pompu-chou was created later on.

[10] Her first original song "Kimi to Nagameru Natsu no Hana" (君と眺める夏の花) was released on 20 June 2020.