pentathlon

fifteenth day of the month

five days in the week

(idiomatic) the fish rots from the head

something or someone small or insignificant among great things or people; a fool among sages

to grumble (about something trivial)

(history, government) the Five Guards under the 大宝令 (Taihōryō, “Taihō Code”) (衛門府 (Emonfu, “Gate Guard”), 左衛士府 (Saejifu, “Left Guardsmen”), 右衛士府 (Uejifu, “Right Guardsmen”), 左兵衛府 (Sahyōefu, “Left Soldier Guard”) and 右兵衛府 (Uhyōefu, “Right Soldier Guard”))

a surname

the five lakes around Mount Fuji: 本(もと)栖(す)湖(こ) (Motosu-ko), 精(しょう)進(じ)湖(こ) (Shōji-ko), 西(さい)湖(こ) (Sai-ko), 河(かわ)口(ぐち)湖(こ) (Kawaguchi-ko) and 山(やま)中(なか)湖(こ) (Yamanaka-ko).

Kyūjitai form of 中国人: Chinese person; Chinese people