Vocabulary consisting only from characters you are able to read
引きこもり
hikikomori
(1)a shut-in, a stay-at-home, people who withdraw from society (e.g. retire to the country), (2)social withdrawal, shunning other people mix
中
naka
inside, middle, amongjlpt5
会
kai
(1)meeting, assembly, party, (2)association, club jlpt3
億
oku
(num) 100,000,000, hundred millionjlpt4
大笑い
oowarai
great laughter, burst of laughtermix