counter for insects (used only in biology) / counter for certain relatively large animals, or for livestock animals; "head"

head

everything

(colloquial) current boyfriend

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

everyone, one and all

(chiefly Internet slang) thinking with common sense

Synonym of 黄昏 (tasogare, “dusk; twilight”) / Synonym of 黄昏時 (tasogaredoki, “dusk; twilight”)

Kyūjitai form of 頭髪 (“hair on the head”)

oligarch