empty air / meaninglessness / (Buddhism) sunyata: emptiness, vacuity, awareness, openness, thusness / (Buddhism) void: one of the 五大 (godai, literally “great five”) and the highest of the five elements

(a flash of) lightning

(dialect, Kagoshima) (a flash of) lightning

to illuminate / to shine upon / to refer to

all of a sudden, all at once

sudden

suddenly

the sky

something empty / ineffectual / false

by heart, from memory, by rote