元となった辞書の項目
杖
noun
a jo: a fighting staff, a little over 4 尺 (shaku, “a traditional unit of measure, about 30 cm or a foot”) long, shorter than a 棒 (bō, “quarterstaff”)
意味（1）
a jo: a fighting staff, a little over 4 尺 (shaku, “a traditional unit of measure, about 30 cm or a foot”) long, shorter than a 棒 (bō, “quarterstaff”)
意味（2）
(historical) under the ancient Ritsuryō system, caning as a form of corporal punishment
意味（3）
(historical) a traditional unit of area: one-fifth of a 段 (tan, traditional Japanese paddy size, roughly half of an English acre), or around 237m²
