The rank of "D" is applied to both Shinobi, and their missions. D is usually the lowest rank in Shinobi classification. D-rank missions are meant for Genin, who are D-rank Ninja.
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The rank of "D" is applied to both Shinobi, and their missions. D is usually the lowest rank in Shinobi classification. D-rank missions are meant for Genin, who are D-rank Ninja.