精せい神しん労ろう働どうせいしんろうどうじ字FuriganaMeanings1nounbrainwork; mental laborRefers to work that primarily involves mental effort rather than physical labor. Often contrasted with 肉体労働 (physical labor).プログラミングは精せい神しん労ろう働どうの一いっ種しゅだ。