deep, profound

落ちる: to fall

sound; echo; voice

a sound / when used with a "hear" verb, a rumor or fame / news, tidings / a reply, response

to fall / (computing) to go down (as when a computer or application becomes unresponsive) / (electrical engineering, of a circuit breaker) to trip / (informal) to fail an examination

deep, close, thick, profound

deep, profound

(slang) adult fans of an anime, a manga aimed at children

to fall asleep

Sleeping Beauty