Vocabulary consisting only from characters you are able to read
係る
kakawaru
(1)to be the work of, to be the result of, to be done by, (2)to concern, to affect, to involve, to relate to; (3)to be affected, to be influenced, (4)to be concerned with, to have to do with, (5) godan, verb, vintrans
手弁当
tebentou
bringing one's own lunch, without paymix