Season 4
In the fourth season of PJ Masks, the battle for the sky, and space, continues, also with help from the PJ Masks’ new friend, Newton Star.
Episodes
1 Heroes of the Sky (Part 1) May 15, 2020 2 Heroes of the Sky (Part 2) May 15, 2020 3 Heroes of the Sky (Part 3) May 15, 2020 4 Heroes of the Sky (Part 4) May 15, 2020 
5 Who Let the Moths In? May 29, 2020 
6 Commander Meow May 29, 2020 
7 Motsuki's Missing Sister Jun 15, 2020 
8 Not so Ninja Jun 15, 2020 
9 PJ Party Mountain Jul 6, 2020 
10 Wolfies of the Pagoda Jul 6, 2020 
11 Master Fang's Secret Jul 20, 2020 
12 Aerodylan Jul 20, 2020 
13 Asteroid Accident Aug 3, 2020 
14 All About Asteroids Aug 3, 2020 
15 Romeo's Space Machine Aug 17, 2020 
16 Newton and the Ninjas Aug 17, 2020 
17 Missing Space Rock Aug 31, 2020 
18 Flying Factory Out of Control Aug 31, 2020 
19 Munki-gu Sep 14, 2020 
20 Munki-gu in the City Sep 14, 2020 
21 Mission Munki-gu Oct 5, 2020 
22 Legend of the Wolfy Bone Oct 5, 2020 
23 Gekko VS Armavillain Oct 19, 2020 
24 Super Super Cat Speed Oct 19, 2020 
25 Munki-gu's Dragon Nov 2, 2020 26 Gekko Loves Lionel Nov 2, 2020 
27 Octobella Nov 16, 2020 
28 Octo-Trouble Nov 16, 2020 
29 Star Buddies Nov 30, 2020 
30 To the Moon and Back Nov 30, 2020 
31 Magnet in the Moat Dec 7, 2020 
32 Motsuki Bugs Out Dec 11, 2020 
33 Octobella's Garden Jan 11, 2021 
34 Sploshy Splash Jan 11, 2021 
35 Teeny Weeny Returns Jan 25, 2021 
36 Robo-Wolf Jan 25, 2021 
37 The Labours of Armadylan Feb 8, 2021 
38 Lost in Space Feb 8, 2021 
39 The Power of Monkey Chatter Feb 22, 2021 
40 The Secret of Monkey Goodness Feb 22, 2021 
41 Pharaoh Boy Mar 8, 2021 
42 By My Pharaoh Feathers Mar 8, 2021 
43 Pharaoh's Chariot Mar 15, 2021 
44 PJ Robot Malfunction Mar 15, 2021 
45 The Mysterious Masks Mar 22, 2021 
46 Battle of the Fangs Mar 22, 2021 
47 Catboy's Cat Mar 29, 2021 
48 Mad with Moon Power Mar 29, 2021 
49 Pharaoh and the Ninjalinos May 31, 2021 
50 Pharaoh’s Boomerangs May 31, 2021 
51 Bubbles Of Badness Jun 7, 2021 
52 Bubbles Of Badness Part II Jun 7, 2021