Vocabulary consisting only from characters you are able to read
十日
tooka
ten days, the tenth day of the monthjlpt5, toki
百万
hyakuman
(1)1,000,000, one million, million, (2)many mix
緑の日
midorinohi
(n) Greenery Day (national holiday; May 4)namae, toki
億
oku
(num) 100,000,000, hundred millionjlpt4
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
金玉
kintama
(col) testiclesmix