Vocabulary consisting only from characters you are able to read
石
koku
(1)measure of volume (approx. 180.39 liters, 6.37 cub. ft.)/ (2)measure of a Japanese-style boat's loading capacity (approx. 278.26 liters)/(P) leda1
貝
kai
(1)(uk) Japanese babylon (species of shelled mollusk, Babylonia japonica), Japanese ivory shell, (2)(abbr) spinning top (traditionally made from a Japanese babylon shell)