Vocabulary consisting only from characters you are able to read
年金
nenkin
annuity, pensionmix
中
naka
inside, middle, amongjlpt5
二人
futari
two persons, two people, pair, couplejlpt5
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