(slang) adult fans of an anime, a manga aimed at children

(Internet slang) a “sickness” in teenagers characterized by sophomoric, edgy, and/or pretentious behavior (trying too hard to be special in unusual ways)

characterized by such behavior

orrery

(astronomy) dwarf planet

planetary science

(astronomy) a dwarf planet

御中: belly, tummy, stomach, abdomen; a meal, especially of rice; cotton batting; (historical) the title of a maid working in the inner part of a samurai family's house during the Muromachi period

middle / in

middle / inside / in