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The Japanese right-back, Takehiro Tomiyasu, dons the number 4 jersey for Arsenal Football Club. Signed from Serie A side Bologna in the summer of 2021, Tomiyasu quickly established himself as a reliable and versatile defender for the Gunners. His ability to play both at right-back and center-back, coupled with his strong tackling and aerial prowess, made him a valuable asset to Mikel Arteta's squad.