Vocabulary consisting only from characters you are able to read
武士
buši
warrior, samurai; warrior, samuraimix
親友
šin'juu
close friend/bosom (old, intimate) friend/buddy/crony/chum/(P)leda1
人
hito
man, person, human being, mankindhito, jlpt5
やる気
jaruki
willingness (e.g. to do something)/eagerness/motivation/inspiration/determination/high aspirationsjlpt3