Vocabulary consisting only from characters you are able to read
初春
しょしゅん
(1)beginning of spring, (2)first month of the lunar calendar, New Year; (3)beginning of spring, (4)first month of the lunar calendar, New Year toki
鼠
ねずみ
(1)mouse, rat, (2)dark gray, dark grey, slate (color, colour); (3)mouse, rat, (4)dark gray, dark grey, slate (color, colour) doubutsu
初めに
はじめに
in the beginning, at firstjlpt5