Experience‎ > ‎


  1. English Teacher in Tokyo (Summer 1980) Osawa and Co., Nifco, Fuji Tours (Summer 1980).
  2. Teaching Assistant (1981-1982) Harvard University, Freshman Chemistry.
  3. Grader, U.C. Berkeley (1983-1986) Pre-Calculus, Calculus, Numerical Analysis, Differential Geometry.
  4. Teaching Assistant (1983-1985) Mathematics, U.C. Berkeley, Numerical Analysis, Calculus, Astronomy.
  5. Invited Lecturer (1993), Japan SIAM Short Course on Wavelets, Mitsubishi Research Institute.
  6. Instructor (1994) University of Tsukuba, Japan, Short Course on Wavelets.
  7. Instructor (Spring 1994) University of Electro-Communications, Japan, Matrix Computations.
  8. Invited Lecturer (1994) Japan Marine Acoustical Society, Short Course on Wavelets, Tokyo Institute of Technology.
  9. Instructor (1996) University of Tsukuba, Japan, Short Course on Wavelets.
  10. Visiting Professor (1996-1999) University of Tokyo, Graduate School of Mathematical SciencesSeminar courses: Wavelets (1996), Matrix Computations (1997), and Numerical Analysis (1998).
  11. Instructor, University of Tsukuba, Japan, Short Course on Wavelets (March 1999).
  12. Instructor, Matrix Computations, IBM course for new employees (2000).
  13. Instructor, University of Hiroshima, Japan, Short Course on Wavelets (Oct. 2000).
  14. Instructor, Matrix Computations, IBM ourse for new employees (June 2001).
  15. Instructor, Searching Very Large Databases, Waseda University Digital Campus Consortium (DCC) (2003).
  16. Instructor, Global Center of Excellence, Kyoto University, Information Retrieval and Search Engines (Fall 2010).
  17. Co-Instructor, Business English Seminars, IBM seminars for young employees (2005, 2007, 2012).
  18. Supervisor of 10 student interns (6 Ph.D. candidates, 2 M.A. candidates, 2 undergraduates). Former interns include researchers, programmers, managers, etc. at IBM Zurich, Google, Yahoo! Labs, Facebook, Harvard University.