Vocabulary consisting only from characters you are able to read
二十日
hatsuka
twenty days, twentieth day of the monthjlpt5, toki
~中
~chuu
in (the middle of), within, during, whilejlpt5
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