to use one's head

(computing) name resolution

given name

Alternative spelling of 宿借り (“hermit crabs”)

the use of 万葉仮名 (man'yōgana) to spell sounds in Old Japanese, irrespective of the kanji's meaning

using the 訓読(くんよ)み (kun'yomi, “native Japanese reading”) of kanji to represent 大和(やまと)言(こと)葉(ば) (yamato kotoba, “native Japanese words”), irrespective of the kanji's actual meaning

Kyūjitai form of 仮面: mask

Kyūjitai form of 仮定: assumption

Kyūjitai form of 仮説 (hypothesis)

Kyūjitai form of 仮設 (makeshift; provisional; temporary)