Word

六三制

ろくさんせい
six-three system of education (six years of elementary school, followed by three years of junior high school)
Word

六本

ろっぽん
six (long cylindrical things)
Word

六腑

六府
ろっぷ
the six internal organs (large intestine, small intestine, gallbladder, stomach, san jiao, urinary bladder)
Word

三面六臂

さんめんろっぴ
rush of business; versatility; man who can do the work of many
Word

甚六

じんろく
dunce; blockhead
Word

五臓六腑

ごぞうろっぷ
the internal organs
Word

六方

ろっぽう
the six directions (north, south, east, west, up, and down); hexagonal
Word

宿六

やどろく
husband
Word

六法

ろっぽう
six law codes
Word

十六夜

いざよい
sixteen-day-old moon