In September 2013, I finished my Ph.D course at the University of Tokyo, Graduate School of Mathematical Sciences (advisor: Professor Yasuyuki Kawahigashi).

Currently, I am an associate professor at RIMS, Kyoto university.
Office: 414 Research Institute for Mathematical Sciences, North Campus
E-mail: isono at

I am interested in operator algebras, in particular, von Neumann algebras associated with discrete groups.
Keyword: von Neumann algebra, Tomita-Takesaki theory, ergodic theory, discrete group, compact quantum group
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Lake District, England.