The central protagonist of the series, a middle-aged traveling salesman who consistently leverages business trips to explore regional culinary landscapes during New Year's Eve. Across the 2017 Setouchi, 2018 Kyoto-Nagoya, and 2023 Southward specials, his character remains defined by his solitary dining habits, deep appreciation for local food culture, and quiet introspection. While his core motivation of savoring authentic meals and reflecting on his life remains constant, his narrative arc subtly evolves from traditional business travel to a deliberate, anonymous escape from holiday crowds and obligations, cementing his role as a contemplative observer of Japan's gastronomic heritage.