Translation guide
The zodiac sign Sagittarius, covering both the constellation and the astrological sign. Japanese uses the borrowed term いて座 or the direct loan サジタリウス.
Sagittarius (zodiac sign)
Referring to the astrological sign Sagittarius (Nov 22 – Dec 21).
The standard Japanese name for the zodiac sign Sagittarius, literally 'the Archer constellation/sign'. Used in both astronomy and astrology.
I'm a Sagittarius.
Sagittarians are said to be optimistic.
Direct loan from English 'Sagittarius'. Less common than いて座, but understood, especially in contexts like horoscopes or when emphasizing the Western name.
I checked this week's horoscope for Sagittarius.
Referring to the constellation Sagittarius in the night sky.
Same as the zodiac sign; the constellation is also called いて座. Context distinguishes astronomy from astrology.
It's easy to find the constellation Sagittarius in the summer night sky.
When talking about zodiac signs in Japanese, it's common to say 「〜座です」 (I'm a ~). For Sagittarius, say 「いて座です」. Avoid using サジタリウス in casual conversation unless you're specifically referencing the English name.