I am 11 years old and I practice everyday with my brother and on chess.com. Because chess is a very unpopular game in Japan, chess.com is my favorite site to go to!
EDIT: 15 now 
Clubs
Japan Chess Federation
982 membros
Team Japan
3.494 membros
The Intermediate Blitz League
668 membros
Hamdi Mehri Chess Club
3.348 membros
The GM Factory
6.883 membros