Research interests:

• Integrable systems, solvable lattice models
• Combinatorics of Bethe ansatz, Crystal basis, Fermionic character formulas
• Representation theory of quantum groups, T,Q,Y-systems, Cluster algebras
• Box-ball systems, Ultradiscrete soliton and tau functions, Geometric crystals
• Tetrahedron, 3D reflection and Yang-Baxter equations

Editorial board:

• Journal of Physics A: Mathematical and Theoretical (IOP)
• Reviews in Mathematical Physics (World Scientific)

My book:

• Bethe ansatz and Combinatorics (ベーテ仮説と組合せ論)

• Lectures
  
• Publications (annotation in Japanese)

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