Facts:   - caps: 4 60    - nationalyears: 2005 -- 2007 2007 -- 2008    - youthclubs: sanfrecce bingo sanfrecce hiroshima    - ntupdate: 13 december 2009      - birth date: 29 june 1990    - clubs: sanfrecce bingo sanfrecce hiroshima    - nationalcaps: 10 4    - currentclub: sagan tosu    - height: 1.79 0    - nationalgoals: 2 0    - name: tomotaka okamoto 岡本 知剛    - nationalteam: japan u-17 japan u-19    - birth place: onomichi , hiroshima , japan    - position: midfielder    - fullname: tomotaka okamoto    - years: 2003 -- 2005 2006 -- 2008    - clubnumber: 6    - youthyears: 2003 -- 2005 2006 -- 2008    - goals: 0 1   Based on these bullet points, write a short biography describing the life of tomotaka okamoto -lrb- footballer -rrb- .
Answer:
he was a member of u-17 japan national football team for 2007 fifa u-17 world cup .