If you loved Space Squad: Space Sheriff Gavan VS Tokusou Sentai Dekaranger, try Girls in Trouble: Space Squad Episode Zero
A bridge between a film you've already seen and one most people haven't. Here's what they share, and what the second one does that the first one doesn't.
You already loved

Space Squad: Space Sheriff Gavan VS Tokusou Sentai Dekaranger
→
Try this next

Girls in Trouble: Space Squad Episode Zero
What they share
Both films are directed by Koichi Sakamoto, and they both carry the foreign gem, playful, uplifting mood tags, and they sit in Action / Adventure / Science Fiction territory. If that's the register that drew you to Space Squad: Space Sheriff Gavan VS Tokusou Sentai Dekaranger, the second film will land in a comparable space — through a different lens.
foreign gemplayfuluplifting
What Girls in Trouble: Space Squad Episode Zero is
You fight alien threats in space, but then familiar heroes collide, The director blends sci-fi action.