(formal) first-person singular pronoun: I, me

place, arena, course / while, period

everything, all

person

(of animate objects) to exist, to be / (of animate objects) to have / Indicates a progressive or continuative tense: to be doing / Indicates a regular, repetitive action.

a place, a scene, a site; an address / (after a plain verb) about to / (after a verb in the past tense) just

by the way, incidentally

to exist; to be / to sit

私: I; first person pronoun

私たち: us; we