Like most of the vegetables, it will also expire. Daikon radish usually lasts for about 2 weeks if it is stored in an airtight container in the refrigerator. If Daikon radish is placed in a freezer, its shelf life also increases. When Daikon radish are cut into smaller pieces, then blanching it in boiling water for about 2 to 3 minutes, then sealed. It typically lasts longer for about 2 to 3 months.