
Personal Information
Koutarou Chiba, professionally known as siro, was born in Funabashi, Chiba Prefecture, Japan, and currently resides in Toda, Saitama Prefecture. He is an alumnus of the Department of Architectural Engineering at the College of Industrial Technology, Nihon University. His career in visual novel illustration includes work on Symphonic Rain for Kogado Studio in 2004, followed by Hitsuji no Hakobune, also for Kogado Studio, in 2005. Additionally, he contributed illustrations to Natsumero, released by AcaciaSoft in 2007.
Filmography

Encouragement of Climb
Original Creator

Encouragement of Climb Season 2
Original Creator

Encouragement of Climb Season 3
Original Creator

Encouragement of Climb: Next Summit
Original Creator

Yama no Susume: Kabe tte Kowakunai no?
Original Creator

Encouragement of Climb: "Omoide" Present
Original Creator

Yama no Susume Second Season Specials
Original Creator