everyone, one and all

idiot, moron, nimrod

April Fools' Day

Alternative spelling of 馬鹿野郎 (“stupid man; prick; dick”)

Someone who has poor handwriting, especially poor knowledge of writing kanji characters, due to habitual use of Japanese computer text input methods rather than pen and paper.

a trough shell (bivalve), Mactra chinensis Philippi

a guffaw, wild laughter

guffaw

Eupatorium fortunei or Eupatorium japonicum, species of boneset / a style of layering garments, both front and back are colored light purple

voyeur, Peeping Tom