Translation guide
Pluto is the dwarf planet in our solar system. In Japanese, it is called 冥王星 (めいおうせい). This guide covers how to refer to Pluto in Japanese, including its name, related terms, and usage in context.
Pluto (the planet)
Pluto (Disney character)
Pluto (mythology)
Referring to the celestial body Pluto in astronomy or casual conversation.
The standard Japanese name for Pluto. Used in all contexts, from scientific to everyday.
Pluto is classified as a dwarf planet.
The surface temperature of Pluto is very low.
The katakana rendering of 'Pluto', often used in pop culture or when referring to the Disney character. Less common for the planet.
When talking about the planet, 冥王星 is much more common. Using プルート might cause confusion with the Disney character.
Disney's Pluto is a dog character.
Referring to the Roman god of the underworld.
The standard Japanese name for the mythological figure. The long vowel is often used to distinguish from the planet or Disney character.
In Roman mythology, Pluto is the god of the underworld.
Also used for the mythological figure, but may be ambiguous.
冥王星 is the astronomical term. プルート is used for the Disney dog and sometimes casually for the planet. プルートー is specifically for the Roman god. In most contexts, if you mean the planet, use 冥王星 to avoid confusion.
Pluto was discovered in 1930.
プルートは冥界の神としても知られています。
Pluto is also known as the god of the underworld.