Meanings

predatory nature

gathering dark clouds

not being obsessed with something very long (just as clouds and haze pass swiftly before one's eyes)

itinerant monk being on pilgrimages to many lands

(many things) gathering like clouds and vanishing like mist

life in natural setting, free from worldly cares

sexual liaison

riches and honors are as fleeting as floating clouds

fickle friendship

banner clouds in layers

fragrant styrax

auspicious cloud

Jingo-keiun era (767.8.16-770.10.1)

cloud flying through the sky

flying clouds and drifting haze

mozuku (Cladosiphon okamuranus and Sphaerotrichia divaricata, types of edible seaweed)

to have grown tense (of a situation)

the clouds look menacing

true bristletail (any insect of order Thysanura, esp. of family Lepismatidae)

cloud of suspicion