Nippon Steel Corporation (Steel Members)
Nippon Steel Products Co., LTD (Metal Deck)
Nippon Steel Engineering Co., LTD (Friction Pendulum)
Niitaka Seisakusho Co., LTD (Expansion Joints)
Morimatsu Industry Co., LTD (Elevated Tanks)
OKUJU Co., LTD (Ceiling + Partition Walls)
Tajima Roofing (Flooring)
Senqcia Corporation (Column Bases)
Atom Medical Co., LTD (NICU Equipment)
Central Uni Co., LTD (Operation Room + Ceiling Pendant)
Nikkiso Co., LTD (Dialysis Equipment)