Spring training is officially under way with Seattle's pitchers and catchers holding their first workout. The center of attention for the brief Sunday morning session under a bright blue sky at the Peoria Sports Complex was the team's newest import from Japan. Right-hander Hisashi Iwakuma did a small amount of running and a little defensive work. He will throw off the mound for the first time on Monday. "It felt really easy," he said through an interpreter, "because in Japan we spend like two hours for the warmup in Japan. We have a lot of stuff to do, even the fundamentals." Read more: http://espn.go.com/mlb/spring2012/s...seattle-mariners-kick-spring-training-arizona