Koshinyama Comprehensive Park is a large recreational park centered around 189-meter-high Mount Koshinyama in Fujioka City, Gunma Prefecture. The park offers a wide range of attractions, including sports facilities, playgrounds, a small amusement park, and a mini zoo, making it a popular destination for visitors of all ages.
Taking advantage of its beautiful mountain environment, the park provides many ways to enjoy the outdoors, from sports and walking to hands-on experiences with animals and nature.
Located across the slopes and wooded areas of Mount Koshinyama, the park features an athletic playground, spacious grassy areas, and walking trails.
Seasonal flowers add color throughout the year. Cherry blossoms appear in spring, followed by wisteria and azaleas in early summer, while hydrangeas brighten the park during the rainy season.
The walking trails are particularly popular. Visitors can choose between the approximately 50-minute Sakura Course and the approximately 60-minute Fuji Course. Both routes wind through green mountain scenery and around ponds, providing an easy way to enjoy seasonal flowers and views without undertaking a strenuous hike.
Visitors heading to the summit of Mount Koshinyama can climb the 311-step Otoko-zaka (“Men’s Slope”). At the top stands an observation deck called the Tower of the Bell of Love.
From the observation deck, visitors can enjoy panoramic views over Fujioka City and the surrounding mountains. On clear days, the fresh mountain air and expansive scenery create a refreshing sense of openness.
The bell can also be rung as a memorable part of the visit, making this a popular spot for both families and couples.
The park’s mini amusement park features simple rides that are easy for young children to enjoy.
Attractions include a Shinkansen-style train ride that travels along a track and battery-powered cars that circle a course. Each ride costs just 50 yen, making them an affordable option for families.
The nostalgic, uncomplicated rides create a relaxed atmosphere where families can enjoy spending time together at their own pace.
The mini zoo is free to enter and provides an easy way for children to get close to animals.
Facilities include a guinea pig interaction area, rabbit enclosure, goat enclosure, miniature pig enclosure, mara enclosure, peacock enclosure, and parakeet enclosure. Visitors can observe a variety of animals at close range, while younger children can gain valuable firsthand experience interacting with living creatures.
The athletic playground includes combination play equipment, a double swing, and a traditional Japanese gazebo known as an azumaya.
The spacious setting gives children plenty of room to run, climb, and play. On weekends and holidays, the area is especially popular with families, with the sounds of children enjoying the outdoors filling the park.
Koshinyama Comprehensive Park is also home to a wide range of facilities for sports and physical activities.
The Municipal Gymnasium features an arena with approximately 500 spectator seats, as well as a martial arts hall, training room, and running course.
The Second Gymnasium can be used for basketball and volleyball, while the park also has eight artificial-turf tennis courts with sand infill.
A multi-purpose field equipped with nighttime lighting can also be used for sports such as soccer, making the park an important center for local sporting activities.
The park is also known for its beautiful seasonal flowers. In early April, cherry blossoms bloom across Sakura Hill.
From late April through mid-May, wisteria trellises and a wisteria tunnel create an especially attractive setting. Azaleas reach their peak from late April to early May, while hydrangeas add color around Daruma Pond from mid-June to early July.
Because the scenery changes with the seasons, visitors can discover something different each time they return.
Koshinyama Comprehensive Park brings together recreation, sports, walking trails, animal encounters, and opportunities to enjoy nature in one spacious destination.
Visitors can spend a relaxing day surrounded by greenery or enjoy a more active outing with sports and outdoor play. Its wide range of facilities makes the park suitable for visitors of many different ages.
When visiting Fujioka City, be sure to include Koshinyama Comprehensive Park in your itinerary and enjoy a refreshing day surrounded by nature, flowers, animals, and outdoor activities.