River King (North America) or Harvest Fishing (PAL) (known in Japan as Kawa no Nushi Tsuri (川のぬし釣り, lit.
"Fishing Master of the River")),[1] and originally released in English as Legend of the River King, is a fishing-themed role playing video game series by Marvelous.
In addition to the River King series, a spin-off series of saltwater fishing games has also been released called Umi no Nushi Tsuri (海のぬし釣り, lit.
The series has been released for the Game Boy, Super Nintendo, PlayStation, and Wii.
In North America and PAL regions the series was marketed as a spin-off of the Harvest Moon (Bokujō Monogatari) franchise (despite the Nushi Tsuri franchise being the older one in Japan).