This area developed as the castle town of Otaki Castle, and is dotted with buildings—such as merchant houses, storehouses, and inns—that retain the atmosphere of that era, preserving a charming streetscape 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, passing down 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.