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Takehiro Yamaya was the predecessor of Naoki Soma at Omiya Ardija. Yamaya was a Japanese footballer who played as a defender. He spent the majority of his career with Omiya Ardija, making over 100 appearances for the club. Soma is a Japanese footballer who plays as a defender for Omiya Ardija. He has made over 100 appearances for the club, and has also represented Japan at international level.