Sogetsu Vicenza Branch
Demonstration Workshop
September 2023 | Vicenza, Italy | Ken Katayama and Koso Katayama
Sogetsu Vicenza Branch
Ikebana experience for international students
November 2019 | ACROS Fukuoka / Fukuoka Prefectural International Exchange Center | Koso Katayama
Contemporary Art × SOGETSU
"Sogetsu Swag Workshop"
December 2022 | Mark Is Fukuoka | Koso Katayama and Hana Katayama
"Qingyifang International Floricultural Exhibition"
Exhibition Guidance
Demonstration
Workshop
July 2024 | Changchun, China | Ken Katayama and Benisa Katayama