Kodama took part in the 1988 Winter Olympics in Calgary , Canada . There he was ninth in the team competition with Masashi Abe and Hideki Miyazaki and reached 36th place in the individual. He achieved his first place in the points at a competition in the context of the Nordic Combined World Cup on January 14, 1989 in Reit im Winkl . In a Gundersen competition on the normal hill, he came home in 14th place after the subsequent cross-country skiing distance of 15 kilometers. Almost two years later he was able to achieve his best result in this competition series with ninth place in Bad Goisern . At the end of the season, after winning another point in St. Moritz, he finished 23rd in the overall World Cup. That year he scored at the Nordic World Ski Championships 1991 in the Italian Val di Fiemme also the biggest success of his career: Along with Reiichi Mikata and Abe, he won the bronze medal in the team competition.