noun
Masculine first-person plural pronoun, used among male friends or in rough/casual speech. Not used in polite or formal contexts.
俺たちは明日、海に行くんだ。
We're going to the beach tomorrow.
俺たちだけでやろうぜ。
Let's do it just by ourselves.
Neutral/polite first-person plural; used by both genders in formal or general contexts, unlike the masculine casual 俺たち.
Masculine first-person plural but softer and more polite than 俺たち; often used by boys or in semi-formal settings.
Compound of the masculine first-person pronoun 俺 (ore) and the pluralizing suffix たち (tachi).