Career
A slugging shortstop, Ikeyama played for the Yakult Swallows his entire career, from 1984–2002. Ikeyama was a five-time Pacific League Best Nine Award-winner and a seven-time NPB All-Star. Ikeyama was part of the Central League-champion Swallows team that lost the 1992 Japan Series to Seibu.
Some years after retiring as a player, Ikeyama joined the coaching staff of the Tohoku Rakuten Golden Eagles.
He has been a coach with the Swallows since 2011. Jim Albright, expert on Japanese professional baseball, ranks Ikeyama as among the top shortstops in NPB history, on the Swallows" franchise all-star team, on the 1990s Central League all-star team, and on the overall 1990s all-star team