For some reason, mermaids feel compelled to fashion bras for themselves out of seashells, but they never care about making any other kinds of clothing. Although this provides Fan Service and Fetish Fuel, it was originally created for the reverse reason. Logically (as in, using the same logic that would apply to humans *cough*), a mermaid would be an Innocent Fanservice Girl, but we can't have that in a kids' movie, can we? Since, by definition, a mermaid is a fish from the waist down, it's only
Sensible Heroes, Skimpy Villains - TV Tropes
Non-Mammal Mammaries, Tropedia
Fandom Heresy - TV Tropes
Kininaru Kimochi, Tropedia
hololive Japan - Generation Six -holoX- / Characters - TV Tropes
Adaptational Modesty - TV Tropes
Seashell Bra, Tropedia
The Little Mermaid/Headscratchers, Tropedia
Graceful Ladies Like Purple, Tropedia
Seashell Bra, Tropedia
Fur Bikini, Tropedia
The Little Mermaid/Headscratchers, Tropedia
Lavender Seashell Bra, Gaia Items Wiki