黒海亀 くろうみがめ クロウミガメ East Pacific green turtle (Chelonia mydas agassizii); black sea turtle n uk Advanced ➥
お亀蕎麦 おかめそば soba in soup with slices of boiled fish paste, shiitake mushrooms, greens, seaweed, etc. n uk Advanced ➥
鶴亀算 つるかめざん obtaining the respective numbers of cranes and tortoises from the total of their heads and legs; calculating the values of two unknown quantities from their unit total and the total of one of their attributes n Advanced ➥