Vocabulary consisting only from characters you are able to read
書簡
shokan
letter, note, epistle, correspondencemix
行われる
okonawareru
to be done, to be practiced, to be practised, to take place, to be held, to be prevalent, to be in fashion, to be in vogue, to be current, to come into useichidan, verb
館内
kannai
inside buildingmix