Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
赤ちゃん akačan babyhito, jlpt4
赤い akai redadj, iro, jlpt5
umi sea, beachjlpt5, leda1, shizen
赤えい akaei stingraydoubutsu
黒海 kokkai Black Seamix