Meanings

amicable resignation (retirement)

family happiness

having both (wide) knowledge and (high) virtue

being perfectly happy and prosperous

matrimonial happiness

circular function

Japanese yen

round design

to the satisfaction of all parties

10,000 yen

appreciation of the yen against the (American) dollar

depreciation of the yen against the (American) dollar

oval window

round window

round collar (of traditional Japanese clothing)

adarsa-jnana (great-perfect-mirror wisdom, wisdom clearly elucidating all things)

discoid lupus erythematosus

cyclostomes (eel-like jawless fishes with round mouths used for sucking)

lava dome

flying saucer