Breakdown of isu no shita de yubiwa o mitsuketa.
Questions & Answers about isu no shita de yubiwa o mitsuketa.
の connects 椅子 and 下.
So:
- 椅子 = chair
- 下 = under / below
- 椅子の下 = under the chair or literally the chair’s underside/below the chair
This is a very common pattern in Japanese:
- 机の上 = on the desk
- 家の中 = inside the house
- 学校の前 = in front of the school
So X の 下 means under X.
