Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
六つ むっつ sixjlpt5
紅白 こうはく red and white, colours for festive or auspicious occasions (colors)iro
おく (num) 100,000,000, hundred millionjlpt4
赤えい あかえい stingraydoubutsu
空ける あける vyprázdnit (láhev)ichidan, jlpt3, leda1, verb, vtrans
四日 よっか fourth day of the month, four daysjlpt5, toki
そら skyjlpt5, leda1, shizen
あか rediro, jlpt5
一日 いちにち whole dayjlpt5, leda1, toki
とお 10, tenjlpt5