also: ダンボールばこ
noun
cardboard box; carton; corrugated box
A box made of corrugated cardboard, commonly used for shipping, storage, or moving.
引っ越しのとき、段ボール箱に本を詰めた。
When moving, I packed books into cardboard boxes.
通販で買った商品
The item I bought online arrived in a cardboard box.