This area developed as the castle town of Otaki Castle, and is dotted with buildings that retain the atmosphere of that era—such as merchant houses, storehouses, and inns—preserving the charming townscape that has earned it the nickname “Little Edo of Boso.”The streets are lined with narrow alleys and historic buildings, allowing visitors to experience the culture and daily life of the castle town as they walk. This area symbolizes the town and conveys the history and memories of Otaki Town to the present day.In this area, artworks are displayed across several distinct locations, including the Merchant House Preservation Museum, the former Harika, the former Commerce Museum, a former restaurant, and a reservoir.