This is the 1553rd most frequent Japanese word.
保管
"Storage" or "custody."
The word "保管" is used to mean storing items securely and systematically.
倉庫で商品を保管しています。
The goods are stored in the warehouse.
"保管" here refers to preserving and keeping documents or materials in a safe place.
図書館は重要な参考文献を保管しています。
The library keeps important reference materials.
In this sentence, "保管" is used to describe the secure and careful storage of valuable objects.