Kodai was born in Kagoshima Prefecture. After enrolling in the Department of Product Design at Kobe Design University in 2009, he joined the design project 'Design Soil' and participated in numerous international exhibitions, including Milan Design Week in Italy. After graduating with a Master’s in Product Design from École cantonale d'art de Lausanne (ECAL), an art school in Lausanne, Switzerland, in 2016, he established Studio Hakkoutai, a shared workshop for creators, in Hachioji City in 2021. Currently, he is actively developing products with domestic and international furniture brands and creating original works. In 2022, he received the ELLE DECO JAPAN Young Japanese Design Award and the Maison & Objet Rising Talent Award.
https://www.kohdaiiwamoto.com/- 2024 : design shanghai, Talents 2024, The Winner of Best Theme Design / Shanghai, China
- 2022 : Young Japanese Design Talent, ELLE DECOR JAPAN / Japan
- 2022 : Rising Talents Award by Maison & Objet / Paris, France
