川本: a surname / 河本: a surname

根元, 根本: area near the root of a plant or anything similar / 根元, 根本: base of a pillar or a standing object / 根元, 根本: source or basis of something

根本: a surname

total amount, whole sum, the total

topology (study of geometric properties that are not changed by stretching etc.)

musical performance / a kind of geza music in kabuki, imitating gagaku, performed in scenes like palaces and temples

to perform music

base / be based on

a male given name / a surname

Alternative form of 元 / (chemistry) a group; a radical