How does collective acion manifest in Japan?

Answer 1

Although "collective action" might refer to anything people do together, most
social scientists have defined it as an action which provides a shared good, deriving their view
from Mancur Olson's The Logic of Collective Action (1965)

Check out this url http://www.meijigakuin.ac.jp/~ascj/2003/2003.17.htm which details study on Collective Action movement in Japan.