Yami Kawaii (病みかわいい) is a Japanese aesthetic that was originally born as opposite to the pastel Yume Kawaii aesthetic. The Japanese word "yami" can mean both "dark" or "sick", and refers to its use of dark colors and motifs related to sickness.
"There are many yami kawaii magical girl stories nowadays."
Ryousangata (量産型), meaning "mass-production type", is a Japanese slang term used in a derogatory manner to label someone as "basic bitch". As a result of constantly adopting popular fashion trends, girls who lack individuality will always dress in a similar manner to the degree that they look like if they were mass-produced in a factory.
"Although she lacks individuality, that Ryousangata girl will always look stylish because she keeps a track on current trends."
A term used by the pro-ana community, referring to pictures of people who aren't skinny as negative inspiration for losing weight, promoting fatphobia.
"Here some fatspo that will make you rather be dead than gaining weight."
Yume Kawaii (ゆめかわいい) is a Japanese aesthetic that refers to pastel, dream-like things. Although it only recently came to light, it often embodies the appearance of classic shoujo manga with many sparkly designs and magical girl influences.
"Creamy Mami is just as popular as ever, and the pale pastel colored hair is very popular with Yume Kawaii girls."