Vocabulary consisting only from characters you are able to read
鼠
nezumi
(1)mouse, rat, (2)dark gray, dark grey, slate (color, colour); (3)mouse, rat, (4)dark gray, dark grey, slate (color, colour) doubutsu
緑の日
midorinohi
(n) Greenery Day (national holiday; May 4)namae, toki
二十日
hacuka
twenty days, twentieth day of the monthjlpt5, toki
百
hjaku
(num) 100, hundredjlpt5
七日
nanoka
seven days, the seventh day of the monthjlpt5, toki