!Umeko in childhood was a student in [[ChikyuuSentaiFiveman Remi Hoshikawa]]'s class
Umeko's age would imply that she'd be of kindergarten age when Fiveman starts. In the first episode of Dekaranger, she sang the song that Remi taught to her students in the first episode of Fiveman. Which means, Umeko really learned that song from Remi.
[[WMG: Doggie's snout is kept in HammerSpace while morphed]]
It's like when Chell from Portal sticks her arm through a portal, his snout is constantly somewhere else but he's still getting sensory input from it.