| Subcommittee on Stability of Steel Structures | Chair: KANAO Iori |
| Subcommittee on Steel Connections | Chair: MATSUMOTO Yuka |
| Subcommittee on Materials of Steel Structures | Chair: MINAMI Susumu |
| Subcommittee on Seismic Design of Steel Structures Based on Time-History Response Analysis | Chair: IYAMA Jun |
| Subcommittee on Composite Structures | Chair: KISHIKI Shoichi |
| Subcommittee on Environmental Issues in Steel Structures | Chair: WADA Masatoshi |
| Subcommittee on Plastic Design of Steel Structures | Chair: SATO Atsushi |
| Subcommittee on Fire-Resistant Design of Steel Structures | Chair: SUZUKI Junichi |
| Subcommittee on Revision of Recommendations for Limit State Design of Steel Structures | Chair: IDOTA Hideki |