Vocabulary consisting only from characters you are able to read
億
oku
(num) 100,000,000, hundred millionjlpt4
愛器
aiki
favourite musical instrument, utensil, etc.ongaku
課題
kadai
subject/theme/task/challenge/issue/matter/(P)jlpt3, leda1
観察
kansatsu
observation, surveysuru
話題
wadai
topic, subjectmix
養う
yashinau
to rear, to maintain, to support (e.g. family), to cultivategodan, verb, vtrans
カレル橋
karerubashi
Charles Bridge (Prague)namae
農薬
nouyaku
agricultural chemical (i.e. pesticide, herbicide, fungicide, etc.), agrochemical, agrichemical
関わる
kakawaru
(1)to be affected, to be influenced, (2)to be concerned with, to have to do with, (3)to stick to (opinions) godan, verb, vintrans