長期 (chōki) means “long-term” | MotiTan Japanese Dictionary

More examples

この会社では長期の契約も選べます。ko no gai sha de wa chō ki no kei yaku mo era be ma su

You can also choose a long-term contract at this company.

It refers to a span that extends far beyond the immediate present, especially when discussing plans, effects, or commitments.

長期間chōkikan: A period that continues for a long time, often covering many months or years.
長年naganen: A period lasting for many years.

長い期間にわたること。また、その期間。naga i ki kan ni wa ta ru ko to ma ta so no ki kan

It combines 長 (chō, "long") and 期 (ki, "period"), so 長期 (chōki) denotes a long period.

In everyday conversation, 長期 (chōki) commonly appears when people discuss plans, savings, or work arrangements that extend over many months or years.