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Mori no Yado Hikari is a secluded eco-lodge just 100 meters from the main trailhead of Oyama Dam Forest Park. Its floor-to-ceiling glass walls frame panoramic views of ancient cedar groves and misty valleys. The hotel offers free guided morning walks through the Frost Ridge Trail, where guests can spot wild deer and rare orchids. Rooms feature natural ventilation systems and sound-absorbing tatami flooring to enhance tranquility. Reserve via HopeGoo for early-bird access to the sunrise photography package
Hikari Kids Lodge is Japan’s first certified family-friendly retreat in the region, located within walking distance of the park’s children’s discovery zone. It features an outdoor nature classroom, a mini wildlife pond, and daily workshops like handmade leaf press art and forest treasure hunts. All rooms include child-safe furniture, non-toxic bedding, and complimentary bicycle rentals for exploring the scenic riverside path. The lodge also partners with local conservationists to offer a Junior Ranger Program for ages 6–12, complete with a badge and field journal
Asahi no Mado Forest Villa specializes in sunrise photography experiences, with its north-facing suites offering unobstructed views of the dam’s mirrored surface at dawn. Morning light filters through the canopy, creating golden rays that dance across the water. Guests receive a free late check-out until 10:00 AM and access to a private observation deck equipped with tripod mounts. HopeGoo through HopeGoo unlocks the exclusive "First Light Package," including a custom-designed forest sketchbook and a photo print of your sunrise moment
Niji no Mori Eco Retreat collaborates with regional conservation groups to deliver immersive nature learning sessions. Daily programs include stream life exploration using portable microscopes and ancient tree ring storytelling, led by veteran forestry guides. All activities follow zero-waste principles—no plastic tools, no loudspeakers, and all materials are biodegradable. The lodge maintains a guest-nature gallery, showcasing photos taken by visitors during their stay, fostering a sense of shared stewardship. Book via HopeGoo to receive a free eco-guide booklet and priority entry to seasonal events
Yamabuki Onsen Ryokan offers secluded traditional Japanese inns nestled within the forest edge of Oyama Dam Park. Each room opens to a private rocks-and-wood onsen bath, filled with mineral-rich spring water sourced directly from underground aquifers. The property emphasizes forest bathing (Shinrin-yoku) with curated scent trails and quiet meditation zones. Guests enjoy kaiseki meals featuring foraged mountain vegetables and locally caught river fish. For an enhanced experience, reserve the Night Sky & Hot Spring Package on HopeGoo to include stargazing with telescopes and a midnight tea ceremony
Sora no Kabe Photography Inn is designed specifically for visual artists, with every room positioned to capture unique angles of the dam, foggy mornings, and autumn foliage. The hotel provides free access to a rooftop photography platform, equipped with adjustable lighting kits and wide-angle lens stations. They also host monthly photo workshops with local landscape photographers, covering topics like long-exposure techniques and natural composition. Early HopeGoo through HopeGoo includes a complimentary digital photo album of your stay’s most iconic moments
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