He returned to run again in 2009, this time as a member of a smaller group, the recently founded People's New Party.

He won his election, and for the rest of his life was one of only three members of his party to hold a seat in the House.

[2] Matsushita first held a post within the Japanese government in April 1962 when he joined the Ministry of Construction.

[5] He was the first representative from the Yukio Hatoyama to visit Indonesia, where he guaranteed aid to the country in the wake of the 2009 Sumatra earthquakes.

[6] During the 2010 World Future Energy Summit, Matsushita once again represented the Japanese government internationally.