Kazuhiro Hatakeyama, Yakult Swallows
May 17 vs Lotte at Jingu. Down 5-2. Bottom of the 9th, bases loaded and no out, Hatakeyama hit a homer for the first walk-off grand slam of his career.
Hideto Asamura, Seibu Lions
May 31 vs Yakult at Seibu Dome. Scored tied 1-1. Bottom of the 9th, runners on first and third and two out, Asamura hit a three-run home run to left. For Asamura, it was his second home run in as many trips to the plate (first two-homer game of his career), the second walk-off home run of his career (June 24, 2011), and the second game since he moved into the four hole.