手前 (てまえ) has two main uses in Japanese: a spatial meaning ("this side of" / "just before") and a social/situational meaning ("given that…" / "since I…" / "considering my position").
When used spatially, 手前 indicates a location on the speaker's side of a reference point – i.e., before reaching something.
This is the opposite of むこう向こう (the far side / beyond).
In this usage, 手前 follows a verb (plain form) or noun + の and expresses that because of something one has said, done, or committed to, one feels obligated or compelled to act in a certain way. It carries a strong nuance of saving face or maintaining consistency with one's prior words or social position.
The structure is:
This usage is relatively formal and is common in business or serious contexts. It implies a sense of responsibility or pressure arising from one's own actions, words, or role. It often pairs with expressions of obligation like 〜~しかない, 〜~なければならない, or 〜~わけにはいかない.
While まえ前 simply means "in front of" or "before," 手前 specifically means "on this side of" (closer to the speaker) in spatial use, and carries the added nuance of social obligation in its abstract use – a meaning 前 does not have.