Occupation: software engineer

Graduated from graduate school of information engineering (M.S. in Information Engineering), worked for several companies as a software developer and technical manager/director, and have had seven books published in the fields of database and system integration (3 PostgreSQL books and 3 MySQL books).

As a director of the Japan PostgreSQL Users Group (2010-2016), organized the largest (non-commercial) technical seminar/lecture of PostgreSQL in Japan for more than six years, also serving as the program committee chair of the Japan PostgreSQL Conference in 2013 and as a member in 2008, and 2009.

Cuando era joven, vivió en Sudamérica por unos años. Recientemente, a veces vuelve a allí.

Loves animals, music, sicence, math, physics. Plays the piano and guitar.

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