幼稚園

ようちえん kindergarten (in Japan, non-compulsory education from age 3 until primary school); preschool

Why it means this

幼稚 (young children) + 園 (a garden) — a 'children's garden'; a kindergarten (a calque of the German Kindergarten).

Breakdown

Each character links to its full entry — origin story, stroke order, and readings.