The Rakuraku Seat Is A

The Rakuraku seat is a:

A) position in the Japanese strategy management game called Rakuraku where the other players team up to oust the incumbent manager.
B) title conferred on new Japanese managers who take on the position of intern to a senior manager.
C) quality initiative whereby one person is positioned as the Rakuraku seat which oversees quality within respective teams.
D) comfortable work chair mounted on the tip of an arm that allows a line worker to easily get into and out of cramped car-body interiors.