According to a Daily Sports report, the Yokohama Bay Stars could meet with Kiyoshi Nakahata as early as today to ask him to return for the 2014 season. While he did say that he wanted to step down after the team was eliminated from the playoffs on September 24, he has dropped hints more recently that seemed to indicate a change of heart. He is expected to accept the team's request.
Source: Daily Sports 10/3/2013
UPDATE @ 2:44pm -
Nakahata met with team owner Makoto Haruta in Yokohama today. He was asked to return in 2014 and accepted.