Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
課題 kadai subject/theme/task/challenge/issue/matter/(P)jlpt3, leda1
haši bridgejlpt5
親しい šitašii intimate, close (e.g. friend)jlpt3
観察 kansacu observation, surveysuru
戦い tatakai battle, fight, struggle, conflictsensou