sentences:  Iwakuma secured a spot in the team's starting rotation by , the following season, going 8–7 with a much-improved 3.69 ERA in 141 innings.He enjoyed a breakout year in , going 15–10 with a 3.45 ERA and 149 strikeouts and leading the league with 11 complete games.Iwakuma began the 2004 season 12–0 and establishing a franchise record for most consecutive wins to start the season.