訓 わざ ・ 音 ギ
Sino-Vietnamese: kỹ
Hand 扌 gives the meaning and 支 the sound: skilful hands at work, so it means skill or technique (Han Viet ky, as in ky thuat = technique).
Stroke data: KanjiVG (CC BY-SA 3.0) — kanjivg.tagaini.net
相撲は日本の国技です。 (すもうはにほんのこくぎです)
Sumo is the national sport of Japan.