蚌clamStrokes10Onボウ, ホウ, ビョウKunはまぐり, どぶがいParts虫insect三three丨number oneWords with 蚌鷸蚌いつぼう · itsuboua snipe and a clam; a snipe and a mussel鷸蚌の争いいつぼうのあらそい · itsubounoarasoifight from which neither part benefits (but a third part does); a fight between the snipe and the clam (ends in the fisherman's profit)Study it in Yanamino