hang in there; go for it; do your best
A common interjection of encouragement, equivalent to 'You can do it!' or 'Keep going!'. Used in casual and supportive contexts.
See also: 頑張る
頑張れ is the standard Japanese cheer meaning 'do your best,' while ファイト is a more casual, sporty way to say the same thing.
Kanji spelling is possible but less common for this interjection; it may be confused with the imperative form of 頑張る.
Katakana spelling used for emphasis, in manga, or casual writing.
Imperative form of the verb 頑張る (がんばる), which originally meant 'to insist' or 'to be stubborn' but shifted to mean 'to persevere'.