学
study, learning, science
On'yomi: ガク (gaku)
Kun'yomi: まな.ぶ (mana.bu)
Stroke order
校
exam, school, printing, proof, correction
On'yomi: コウ (kou)、 キョウ (kyou)
Stroke order
保
protect, guarantee, keep, preserve, sustain, support
On'yomi: ホ (ho)、 ホウ (hou)
Kun'yomi: たも.つ (tamo.tsu)
Stroke order
健
healthy, health, strength, persistence
On'yomi: ケン (ken)
Kun'yomi: すこ.やか (suko.yaka)
Stroke order