noun
pothook; adjustable hook for hanging a pot over a fire
A traditional hearth implement, often an adjustable hook suspended from the ceiling or a beam, used to hang a pot or kettle over an open fire.
囲炉裏の上に自在鉤が下がっていて、鉄瓶がかけられていた。
A pothook hung over the sunken hearth, with an iron kettle suspended from it.
Compound of 自在 (jizai, 'freely adjustable') and 鉤 (kagi, 'hook'). The exact historical derivation is uncertain, but the term describes the adjustable nature of the hook.