譜代大名

ふだいだいみょう

noun

•

hereditary daimyo (whose ancestors supported Tokugawa Ieyasu prior to the battle of Sekigahara)(yojijukugo)

譜	musical score, music, note, staff, table, genealogy
代	substitute, change, convert, replace, period, age, counter for decades of ages, eras, etc., generation, charge, rate, fee
大	large, big
名	name, noted, distinguished, reputation