Plot Synopsis

Based on N.D. Wilson's book of the same name, HELLO NINJA is a quarter-hour animated series that centers on BFFs Wesley and Georgie and their silly cat sidekick Pretzel, as they transform into ninjas and enter a magic world, where they solve problems and save the day. In the series opener, "Cottontail Ninja," a bunny that Wesley's parents are babysitting escapes into the backyard, and it's up to the helpful ninja trio to catch it. On Friday, November 1, 2019 at 3:01am ET/12:01am PT, Netflix released the 10-episode first season of HELLO NINJA.

The 10-episode season season of HELLO NINJA premiered on Friday, April 24, 2020 at 3:01am ET/12:01am PT, as Netflix released the entire new season. Wesley, Georgie and Pretzel embark on another season of ninja fun as they face new challenges, explore strange worlds and meet exciting new characters. In the season opener, "Market of Doom," Wesley's mom forgets to pick up milk at the grocery store, and it's up to the ninjas to grab a carton without stopping in the aisles for yummy treats.

HELLO NINJA returned for its nine-episode third season on Friday, July 10, 2020 at 3:01am ET/12:01am PT on Netflix. In Season 3, the adventure-loving ninjas learn new katas, meet Wesley's cousin, Gen, and visit Baa-chan's hometown of Osaka, Japan. In the season opener, "Welcome to Japan," with Baa-chan as their guide, the ninjas arrive in her hometown of Osaka. But she forgot to bring the directions to her sister's house! Then, in the second episode, "Hotaru No Hikari," the ninjas plan to release a lantern into the sky, but Wesley's cousin, Gen, accidentally lets it go before they can put their personal messages inside.
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Season 4 of HELLO NINJA premiered on Tuesday, January 19, 2021 at 3:01am ET/12:01am PT, as Netflix released the entire 10-episode new season. This season, ninja pals Georgie and Wesley go on a wild bike ride, keep an eye on a lost kitten, and embark on a rescue mission to save Pretzel. In the season opener, "A Bike Story," the ninjas are tasked with a mission to pick up a surprise package for Baa-chan, but they've never ridden their bikes all the way around the block!