Meanings

six flavors (bitter, sour, sweet, salty, spicy, light)

rokumi-gan (patent medicine)

February 26 Incident (attempted military coup in Japan; 1936)

April 16 incident (arrests of communists and members of other anti-government groups; 1929)

(rolling) a 1 and a 6 (with two dice)

Edo period to early Meiji non-working day falling on all days of the month with a 1 or a 6 in it (when written in kanji numerals, i.e. the 1st, 11th, 16th, 21st and 26th days of the month)

the thirty-six immortal poets (of the Heian period; as named by Fujiwara no Kintō)

sexagenary cycle

Six-Day War (June 5-10, 1967)

six-three-three-four system of education (six years of elementary school, three years each of junior and senior high school and four years of university)

sixty percent

the 36 (ancient Chinese military) strategies (of which the last resort was said to be beating a retreat)

Tokyo Big Six Universities (esp. the baseball federation)

Jūrukunichī

sixth dan (in martial arts, go, shogi, etc.)

six people

elegant classical Chinese prose employing antitheses using four and six-character compound words

four and six (minutes, etc.)

six die but eight live

rock crystal