[べん, ben] (n) (See 太政官, 弁官) Oversight Department (division of the daijokan responsible for controlling central and provincial governmental offices)#2917
[pyokopyoko] (adv-to) (1) (on-mim) up and down; lightly; nimbly; moving in small leaps as a frog or rabbit; (2) (on-mim) (See ひょいひょい・2) casually; (strolling about) without a care
[うんどうひしつ, undouhishitsu] (n) motor cortex (area of the brain just anterior to the central sulcus responsible for controlling voluntary muscle activity)