次 means next and is a JLPT N3 kanji. It has 6 strokes and uses the open mouth / lack radical (欠).
Stroke order · 6 strokes
On'yomi (音読み)
ジ、シ
Kun'yomi (訓読み)
つ(ぐ)、つぎ
Radical
欠 · open mouth / lack
Strokes
6
How to remember 次
Seeing ice (冫) and gaping open-mouthed (欠) while waiting — 'What comes next?' Everyone waits for what comes after. 次の駅 (the next station) — you'll hear it every day on the train.