as far as ... is concerned; in terms of ...

a target, a mark, a bullseye / an objective, an object (of doing something)

one day

impossible to understand, utterly confused

one, 1 / the first in order, foremost / the beginning / the best / a kind of; one of something / (card games) an ace / unity / the bottom string of a shamisen or other Japanese musical instrument

(mathematics) geometrical

ichthyological

a natural phenomenon

Kyūjitai form of 現象学 (“phenomenology”)

face pareidolia of three dots