M's Hotel Gojo Odawara offers a variety of room types including Superior Twin, Triple, Twin with Sofa Bed, Twin, and Double rooms. All rooms are non-smoking and have different occupancies and bed sizes. Occupancies range from single occupancy to accommodating 3 adults and 3 children. Bed sizes include twin beds, a double bed, or a combination of both. Room sizes range from 161 sqft to 205 sqft.

From the provided data, it is not clear what specific leisure amenities are available at M's Hotel Gojo Odawara. However, some general activities that guests can engage in while staying at the hotel include exploring the surrounding area, visiting nearby attractions, and enjoying the local cuisine.

For guests looking to relax and unwind, the hotel may offer facilities such as a spa, fitness center, or swimming pool. They can take advantage of these amenities to rejuvenate their mind and body.

Additionally, guests can take part in cultural activities or attend events organized by the hotel. These activities may include traditional tea ceremonies, local music performances, or cooking classes.

Overall, guests can spend their time at M's Hotel Gojo Odawara by enjoying the leisure amenities offered by the hotel, exploring the local area, and immersing themselves in the culture and attractions of Odawara.