NTT Communications Shining Arcs said Wednesday that Rob Penney will step down from his role as head coach after five seasons with the Japan Rugby Top League team.The 54-year-old from New Zealand took the reins in 2014 and led the side to fifth place in his third season, the club's best finish since making their top tier debut in 2010.The team finished fifth in the 16-team standings again last season.Penney is set to become the head coach of Toyota Industries Shuttles, who were demoted to the second tier Top Challenge League after finishing 15th in the Top League last season, a source told K…READ FULL ARTICLE