訓 はい ・ 音 カイ
Sino-Vietnamese: hôi
A hand holding what is left after fire 火: ash. Sino-Vietnamese hôi, as in hôi sắc (ash grey).
Stroke data: KanjiVG (CC BY-SA 3.0) — kanjivg.tagaini.net
火が消えて灰だけが残った。 (ひがきえてはいだけがのこった)
The fire went out and only ash remained.