Vocabulary consisting only from characters you are able to read
改良
かいりょう
improvement, reformsuru
Take care of your self. (for sick or injured person)byouki, jlpt4
最大化
さいだいか
maximization, maximisationsuru
桜
さくら
(1)cherry tree, cherry blossom, (2)decoy, fake buyer, shill, (3)hired applauder, (4)(col) horse meat shokubutsu
急な坂
きゅうなさか
sudden drop, precipitous slopemix
不死
ふし
(1)immortality, eternal life, (2)undeath, undead mix
漁業
ぎょぎょう
fishing (industry)mix
昭和
しょうわ
Showa era (1926.12.25-1989.1.7)seiji
倍
ばい
(1)twice, double, (suf) (2)times, -fold jlpt3
毛皮
けがわ
(1)fur, skin, pelt, (2)kanji mix