Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
母校 bokou alma matergakkou, leda1
手がかり tegakari (1)clue, key, trail, scent, track, contact, (2)handhold, on hand mix
kawa riverjlpt5, shizen
下がる sagaru to hang down/to abate/to retire/to fall/to step back/(P)godan, jlpt3, jlpt4, verb, vintrans
日中 niččuu den, během dneleda1, toki
土日 doniči weekend, Saturday and Sundaymix
四分 jonpun 4 minutestoki
水力 suirjoku hydraulic power, water powermix
火口 kakou kráterleda1, shizen
kita northjlpt5, leda1