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counter for thin, flat objects (e.g. sheets of paper, plates, coins)
counter for portions of gyōza or soba
counter for ranks
counter for wrestlers of a particular rank
counter for fields or rice paddies
counter for palanquin bearers
「枚」 has another reading with different meanings.
紙を五枚用意して並べます。
I prepare five sheets of paper and arrange them.
写真が全部で十枚あります。
There are ten photos in total.
一枚ずつ丁寧に配る。
I distribute one sheet each carefully.