User:Masao
Masao (まさお, born in Kita-ku, Tokyo, 1976 - ) is a male Japanese Wikipedian. I lived in Kita-ku, Tokyo and Tsukuba, Ibaraki, and am now living in Kawaguchi, Saitama.
I received a Ph.D. in Information Science in 2004. My favorites include sports, music, sake and so on.