| Mar. 1991 | Bachelor, Dept. of Information Sciences, Tokyo Institute of Technology |
| Mar. 1993 | Master of Science, Dept. of Information Sciences, Graduate School of Sci. and Engr., Tokyo Institute of Technology |
| Mar. 1997 | Doctor of Science, Tokyo Institute of Technology |
| Apr. 1996 -- Mar. 2001 | Research Associate, Graduate School of Information Sci. and Engr., Tokyo Institute of Technology |
| Apr. 1996 -- Mar. 1998 | Worked at Network System Division, Computer Center, Tokyo Institute of Technology |
| Apr. 2001 -- | Associate Professor, Dept. of Information Science, Faculty of Sci. and Engr., Tokyo Denki University |