cryptanalysis
darkness, disappear, shade, informal, grow dark, be blinded
アン / くら.い
nickname, number, item, title, pseudonym, name, call
ゴウ / さけ.ぶ
unravel, notes, key, explanation, understanding, untie, undo, solve, answer, cancel, absolve, explain, minute
カイ / と.く
read
ドク / よ.む