Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
難問 なんもん perplexity, difficult question, difficult problemsuru
合宿 がっしゅく lodging together, training camp, boarding housesuru
なか inside, middle, amongjlpt5
衛星電話 えいせいでんわ satellite phonedenki
きゅう urgentjlpt3, jlpt4
早速 さっそく ihned, okamžitěleda1, toki
高積雲 こうせきうん altocumulustenki
割れる われる to split, to crackichidan, jlpt3, jlpt4, verb, vintrans
上達 じょうたつ (1)improvement, advance, progress, (2)communication of opinions of the general populace to those of high rank suru
従来 じゅうらい up to now, so far, traditional, existing (e.g. equipment)mix