Diamond Setouchi Marine Hotel 是位於日本岡山的一家三星級度假飯店。座落在 Shibukawa 2-12-1，這間海濱物業距離市中心約 4.9英里。飯店共有 105 則評論，房價每晚起跳 $104。

設施亮點包括水上樂園（需另付費）、免費兒童俱樂部、館內餐廳以及私人停車（免費）。免費無線網路與冷氣提供日常舒適，飯店還有海景以及會議／宴會設施（需另付費）。

其他設施包括桑拿（免費）、溫泉浴（免費）、露台、24 小時接待櫃檯、禁菸客房、電梯（並可搭乘電梯至高樓層）、免治馬桶、免費盥洗用品、浴缸，以及館內停車（免費）。

Food lovers will find a tempting lineup of on-site dining. レストラン サンセット serves European fare in a FamilyFriendly setting, while 焼肉 斎王 offers Modern vibes with Jewish-inspired dishes. For Japanese flavors, 和食処 瀬戸の磯 and お食事処 和 なごみ present traditional and Japanese options, and 鉄板焼き さざ波 brings Modern, Romantic steakhouse plates. A diverse mix of ambiances and cuisines makes mealtime feel like a mini culinary world tour right inside the hotel.

Family-friendly fun comes easy with a water park available for an extra charge and a free kids' club to keep younger travelers engaged. For downtime, a sauna and a hot spring bath are on site at no extra cost, while a terrace invites easygoing evenings and sea breezes. Meeting and banquet facilities are available for events (additional charges), adding a convenient option for gatherings beyond the beach and dining.

Practical touches help travelers settle in smoothly: free private parking on site, plus free WiFi and air conditioning for everyday comfort. A 24-hour front desk is ready to help with needs and local tips, and non-smoking rooms are available to ensure a relaxed stay by the sea.