We’ve rounded up several examples of the emerging bento box trend in fast-casual restaurants, from a bento-only delivery concept to an already-emerging chain undergoing a major expansion.

“The bentos are appealing because you’re not eating a huge plate of pad Thai, and then falling asleep at your desk the next moment,” Kelley said. “I lived in Japan for over a year and was always taken by the bento delivery system there … they deliver bento boxes and then pick them up in the afternoon. We are doing the same thing in Colorado, and we are essentially zero-waste.”

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