Vocabulary consisting only from characters you are able to read
一兆
いっちょう
1,000,000,000,000, one trillion, one billion (obs. British)mix
十億
じゅうおく
1,000,000,000, billion (American), (obs) milliard (British)mix
百万
ひゃくまん
(1)1,000,000, one million, million, (2)many mix
緑の日
みどりのひ
(n) Greenery Day (national holiday; May 4)namae, toki
年金
ねんきん
annuity, pensionmix