rhythm game (genre of video game)

musicology

light music (such as popular songs, jazz, chanson, etc.), as opposed to classical music / semiclassical music

band (almost always a brass band formed from members of bodies such as the military or police)

What you like to do, you will do well. To improve your skills in something, you must enjoy doing it.

mischievous

warlike, bellicose

(euphemistic, slang) pedophilia (sexual or romantic feelings directed at children)

実感: actual feeling / 十干: the ten heavenly stems

実感: to perceive, to actually feel