I'm a software engineer based in Tokyo. I enjoy working on algorithmic difficulties which arise on solving real-world problems. As tools for solution, I'm quite interested in discrete mathematics and algorithms.
Linux (Debian, Ubuntu, Fedora, CentOS), Windows
Prefers: C++, Python
Occasionally uses: C, Java, Perl, Bash script
Learning: JavaScript, Haskell, Scheme, OCaml, PostScript, MetaPost
I'm fond of programming competitions.