For Moppsi, I chose Kay from Girls Und Panzer. Kind of stretching it, but Mopsy was a character in a 30s comic that served as part of the wartime effort, Girls Und Panzer features girls in tanks. Kay eating popcorn from a distance encapsulates Moppsi.
For Monbon, Charlotte from Puella Magi Madoka Magica, because bonbon is candy and Charlotte is a candy monster
For Lucky, I chose Hawk from My Hero Academia, because he's a cool hawk.
For Shinku, I chose Shinku Izumi from Dog Days.
For Straix, I chose a Parakeet from Nichijou
For Diana, I chose Euroasian Eagle-Owl from Kemeno Friends