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A (エー, Ē; Viz "Ei") is the Fourth Raikage (四代目雷影, Yondaime Raikage; Literally meaning "Fourth Lightning Shadow") of Kumogakure.
A is the son of the Third Raikage. At some point in the past, a group of children were gathered in order to determine who would be A's tag-partner in keeping with a long-standing Kumogakure tradition of the Raikage having a tag-team partner.
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