Vocabulary consisting only from characters you are able to read
課題
kadai
subject/theme/task/challenge/issue/matter/(P)jlpt3, leda1
親しい
shitashii
intimate, close (e.g. friend)jlpt3
観察
kansatsu
observation, surveysuru
験算
kenzan
verification of accounts, checking figures, arithmetic checksuru
億
oku
(num) 100,000,000, hundred millionjlpt4
課
ka
(1)lesson/ (2)section (in an organization)/division/department/(ctr) (3)counter for lessons and chapters (of a book)/(P) leda1
この様に
konoyouni
(uk) in this manner, in this way, like thismix
新た
arata
(1)new, fresh, novel, (adv) (2)newly, freshly, re- mix
続々
zokuzoku
successively, one after anothermix