- Making web application and contents
- HTML5, XHTML, CSS3
- Plack, Mojolicious, Dancer, CGI (usually using Perl)
- SQL (SQLite and MySQL)
- XML, JSON
- Java, Android SDK
- C, C++
- My major (mechanics) and related
- Mechanical FEM analysis: Ansys, Solidworks
- Machine tools: maybe, basically, ...
- Circuit design: if it is not complicated. includes microcomputer and its coding
- gnuplot, R
It will be me if the username is tailriver or shinsuke_ogawa in other services.