Hino Motors Red Dolphins are a Japanese rugby union team, currently playing in the county's top tier Japan Rugby League One competition. The team is the rugby team of commercial vehicle manufacturer Hino Motors, based in Hino in the Tokyo Metropolis.
The team was founded in 1950, and spent their formative seasons playing in the Kanto League. They were promoted to the top division of the Top East League for the 2009 season, but were relegated in their first season. They bounced back at the first attempt, again winning promotion to the Top East League for the 2010 season. This time, they remained in that league until the 2017–18 season, when they won promotion to the newly formed Top Challenge League.