Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
いつの間にか itsunomanika before one knows, before one becomes aware of, unnoticed, unawaresjlpt3
向上 koujou elevation/rise/improvement/advancement/progress/(P)leda1, suru
大都市 daitoshi metropolis, large citymix
予知 yochi foresight/foreknowledge/intimation/premonition/prediction/(P)leda1, suru
合図 aizu sign/signaljlpt3, leda1, suru