- Hiroppara archaeological and palaeoenvironmental research
- Shinshu obsidian forum
- International workshop and symposium
- Agreement for joint scientific research and collaboration
- Publishing in the British Archaeological Reports (BAR)
- Geochemical standardization of obsidian
- Lithic use-wear (lithic microwear) analysis research
- Sourcing obsidian artifacts in Japan
- Regional collaboration with the town of Nagawa, Nagano prefecture, Japan
- Extension lectures
- Publications