"Fairy kei" is a Japanese fashion based on children's popculture from the 80's. "Yume kawaii" is a style from 2013, that mainly focuses on a "girl's dream".
Both styles have a pastel colour palette and incorporate cute motifs and characters. In my opinion these two have quite a lot in common.

Useful tags:
fairykei, pastel colours, multicolour

Example outfit:
fairykei, pastel colors, multicolour, colourful, tiered skirt, hairbows, bracelets, necklaces, rings, many accessories, cute bag, pattern stockings
(It also helps if you specify patterns to be used.)

Trained on both photos (majority) and artworks.
Recommended weight: 0.8+ (more makes it more realistic)