COMPANY 2026.08.162026.10.23 KOTARO NISHINO / COMPANY COMPANY COMPANY 株式会社Irenka ESTABLISHED January 15, 2026 LOCATION Sapporo, Hokkaido CEO Kotaro Nishino COO Hiroshi Takayama MEMBERS Kei Nakano Junya Morishige Junnosuke Schneider 渡辺 広大 埴田 健 HOME COMPANY WORK CONTACT