Vocabulary consisting only from characters you are able to read
回り
まわり
(1)circumference, perimeter, edge, (2)surroundings, locality, neighborhood, (3)rotation, circulation jlpt3
一回り小さい
ひとまわりちいさい
o číslo menší, menčí velikostadj
一京
いちきょう
deset trilionůmix
貝
かい
(1)(uk) Japanese babylon (species of shelled mollusk, Babylonia japonica), Japanese ivory shell, (2)(abbr) spinning top (traditionally made from a Japanese babylon shell)