everything

(colloquial) current boyfriend

(slang) Alternative form of 彼氏 (kareshi, “boyfriend”)

everyone, one and all

a research student (i.e. a visiting or non-matriculating graduate student) / a researcher

researcher

a laboratory

a kipper: a dried and smoked herring or salmon

a kippa: a skullcap worn by religious Jewish males

(pornography) An obese female performer in JAV. / (pornography) Pornographic materials featuring obese female performers. Usually not an independent niche but a fetish in the popular big bust genre.