Floer and Novikov Homology, contact topology and related topics Kavli IPMU. (April 21 - April 24, 2014, Tokyo)

Geometry of kaehler manifolds and symplectic geometry: GEANPYL, ANR CNRS, LMJL 6629. (May 21 - May 25, 2012, Nantes)

Circle valued Morse theory and Alexander invariants: GCOE Workshop (November 16 - 19, 2011, Tokyo)

Knots, Contact Geometry and Floer Homology: GCOE and Horiba Conference (May 2010, Tokyo)

ALGEBRAIC TOPOLOGY, OLD AND NEW: M.M. POSTNIKOV MEMORIAL CONFERENCE (June 2007, Bedlewo )