Vocabulary consisting only from characters you are able to read
幸い
saiwai
happiness, blessednessmix
開通
kaicuu
opening, open, taking effect, becoming activesuru
挙手
kjošu
raising (holding up) one's hand, salutesuru
計る
hakaru
(1)to measure, to weigh, to survey, to time (sound, gauge, estimate), (2)to conjecture, to infer, to surmise godan, verb, vtrans
数値計算
suučikeisan
numeric operation, numeric calculationmix
博識
hakušiki
extensive knowledgemix