Kai: Goes shopping and spends his entire salary in the span of one hour, hangs out with the others, Checks his instagram posts every other second, listens to loud af music in his room while doing his daily skin and haircare
Jay: Tinkers w/ scrap elecronics, hangs out with Cole and sometimes makes Nya join them, writes on his diary, bakes pastries, plays video games for hours, goes on twitch and does live streams
Cole: Takes multiple naps, listens to music with his earbuds, draws on his sketchbook, Plays video games, goes mountain climbing, Goes to bakeries and buys his favourite sweets
Zane: Looks for weird sound boxes to download into his system (Pixal scolds him for it), deepcleans the house, Takes care of the chicken, goes shopping, Helps the others, Sits in the living room or watches Pixal while she's building new mechs
Lloyd: Goes to Ninjago City with the others and checks out every single store, restocks his not-so-secret candy stash, sits in the living room and sometimes plays video games with the others
Nya: Spends some time alone in her room and watches Netflix, puts on a face mask, hangs out with the others or meets up with Skylor, takes her car on a night ride, every once in a while plays video games with the others
Honorable mention: Pixal: She doesnt give herself free time. You will never see her not busy. Like a damn bee she's tinkering with mechs and ninja gi's 24/7, unless Zane scolds her and makes her take a break.