Update: Both PonyXL and Illustrious have the same tags.

Base - lskagami,

School Uniform - purple hair ribbon, school uniform, sailor collar, red skirt, pink neckerchief, white thighhighs,

Shrine Maiden Outfit - red hair ribbon, white kimono top, red hakama skirt, japanese clothes, miko, white socks, red zouri,

Swimsuit - red one-piece swimsuit, white hair ribbon, swimsuit, double hair bun, casual one-piece swimsuit, barefoot,