(slang) idiotic

generic name for musical instruments with a leather head that can be struck. / a 小鼓 (kotsuzumi) / an 大鼓 (ōtsuzumi) / a style of 家紋 (kamon, “family crest”), like the leather head of a tsuzumi

桴, 枹: a drum stick for instruments such as the taiko and gong, a percussion mallet

君主制: monarchy (form of government with a hereditary head of state)