訓 ふさ(ぐ) ・ 音 コ
Sino-Vietnamese: cố
Metal 金 with 固 (firm) giving the sound: locked tight with metal, confinement, as in 禁錮.
Stroke data: KanjiVG (CC BY-SA 3.0) — kanjivg.tagaini.net
彼は禁錮三年の判決を受けた。 (かれはきんこさんねんのはんけつをうけた)
He was sentenced to three years' imprisonment.