Vocabulary consisting only from characters you are able to read
集中力
しゅうちゅうりょく
(powers of) concentration, ability to concentratemix
切れる
きれる
(1)to cut well/to be sharp/ (2)to break (off)/to snap/to wear out/ (3)to be injured/ (4)to burst/to collapse/ (5)to be disconnected/to be out of/to expire/to sever (connections) with/ (6)to be shrewd ichidan, jlpt3, leda1, verb, vintrans
片言
かたこと
(1)brief remark, few words, (2)one side (e.g. of an argument), ex-parte statement bunpou
勉める
つとめる
to endeavor (endeavour), to try, to strive, to make an effort, to exert oneself, to be diligentichidan, verb, vtrans
百点
ひゃくてん
hundred points/perfect markleda1
取引
とりひき
transactions, dealings, businesssuru
相互
そうご
mutual, reciprocalmix
少しも
すこしも
anything of, not one bit (with negative sentence)jlpt3
回数
かいすう
number of times, frequency, countmix