鶴亀算

鶴亀算 漢字 Kanji：

鶴亀算 仮名 Kana：

鶴亀算 英語 English 意味：

• (n) 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