Things to Do in Kaisei (開成町), Kanagawa: Sights, Train Access & Travel Guide

Last reviewed: October 27, 2026 · Prices are approximate and for orientation only.

Overview & City Profile

Kaisei (開成町) in Kanagawa Prefecture (Kanto, Japan) is anchored by local sights including Kaisei Hydrangea Rice Paddy Trails (開成町あじさいの里), Setoyashiki Historic Edo Farmhouse (瀬戸屋敷), Kaisei Water Park (開成水辺スポーツ公園) and served by Kaisei Station (開成駅) (1.4 km) via the regional hub at Yokohama Station, Shin-Yokohama (Tokaido Shinkansen) & Odawara Station. Set at 51 m elevation (35.3350°N, 139.1249°E), Kaisei offers travelers a base for sampling regional Yokohama Chinatown steamed buns & shumai, Yokohama Iekei tonkotsu-shoyu ramen, Shonan shirasu (whitebait bowls) cuisine and exploring neighboring Minamiashigara (南足柄市) (3 km), Ōi (大井町) (3.7 km), Matsuda (松田町) (6.4 km), Nakai (中井町) (8.2 km).

It is the smallest municipality in Kanagawa Prefecture in terms of area. Kaisei is located on the eastern bank of the Sakawa River, in western Kanagawa Prefecture. The area of modern Kaisei was part of Odawara Domain in Sagami Province during the Edo period. After the Meiji Restoration, the area became part of Ashigarakami District in Kanagawa Prefecture and was divided into several villages with the establishment of the modern municipalities system on April 1, 1889. The economy of Kaisei is based primarily on agriculture and forestry. Within Kanagawa Prefecture, Kaisei (開成町) serves as a town (町) in Kanagawa Prefecture (municipal incorporation: 1889-04-01) and pairs naturally with wider prefectural highlights such as Yokohama Minato Mirai & Chinatown, ancient temples and Great Buddha of Kamakura, Enoshima Island, Odawara Castle, and Hakone hot springs overlooking Mt. Fuji.

What to See & Do in Kaisei (開成町): Landmarks & Sights

Visitors exploring Kaisei (開成町) from Kaisei Station (開成駅) (1.4 km) at 51 m elevation (35.3350°N, 139.1249°E) can visit these nearby shrines, temples, parks, and geographic landmarks (with straight-line distances from central Kaisei):

• Kaisei Hydrangea Rice Paddy Trails (開成町あじさいの里) — local sightseeing landmark near Kaisei (開成町).
• Setoyashiki Historic Edo Farmhouse (瀬戸屋敷) — local sightseeing landmark near Kaisei (開成町).
• Kaisei Water Park (開成水辺スポーツ公園) — local sightseeing landmark near Kaisei (開成町).
• Sakawa River Bank (酒匂川) — local sightseeing landmark near Kaisei (開成町).
• Primary Rail Gateway for Kaisei: Kaisei Station (開成駅) (1.4 km) (connecting to Yokohama Station, Shin-Yokohama (Tokaido Shinkansen) & Odawara Station).

Closest Neighboring Municipalities to Kaisei

When planning a regional rail or driving loop around Kaisei (開成町) and Kaisei Station (開成駅) (1.4 km), consider pairing your stop with the 5 closest neighboring municipalities across Kanagawa Prefecture and Kanto:

• Minamiashigara (南足柄市) — 3 km from Kaisei (Kanagawa Prefecture)
• Ōi (大井町) — 3.7 km from Kaisei (Kanagawa Prefecture)
• Matsuda (松田町) — 6.4 km from Kaisei (Kanagawa Prefecture)
• Nakai (中井町) — 8.2 km from Kaisei (Kanagawa Prefecture)
• Hadano (秦野市) — 9 km from Kaisei (Kanagawa Prefecture)

Getting to Kaisei & Getting Around

Train & hub access to Kaisei (開成町) via Kaisei Station (開成駅) (1.4 km): 25–30m from Tokyo Station to Yokohama or Kawasaki on JR lines; 35m to Odawara on the Tokaido Shinkansen; 55m to Kamakura on the JR Yokosuka Line. From Yokohama Station, Shin-Yokohama (Tokaido Shinkansen) & Odawara Station, transfer to local JR or private rail lines serving Kaisei Station (開成駅) (1.4 km) to reach central Kaisei (35.3350°N, 139.1249°E).

• Local rail & IC cards at Kaisei Station (開成駅) (1.4 km): JR regional trains and private commuter lines link Yokohama with Kaisei (開成町) and neighboring Minamiashigara, Ōi, Matsuda. Nationwide IC cards (Suica, PASMO, ICOCA) work at major urban gates; for rural branch stations or local buses around Kaisei, carry ¥1,000 bills and ¥100 coins for the onboard fare box.
• Luggage & station coin lockers: Travelers exploring Kaisei and continuing toward Minamiashigara can store bags at major transfer stations or check suitcase dimensions in our Luggage & Locker Checker and ship large bags ahead via Takkyubin.
• Driving & car rental around Kaisei: While Kaisei Station (開成駅) (1.4 km) anchors public transit for Kaisei, picking up a rental car at Yokohama Station, Shin-Yokohama (Tokaido Shinkansen) & Odawara Station makes it easy to link Kaisei Hydrangea Rice Paddy Trails (開成町あじさいの里) and Setoyashiki Historic Edo Farmhouse (瀬戸屋敷) with nearby Minamiashigara (南足柄市) (3 km), Ōi (大井町) (3.7 km), Matsuda (松田町) (6.4 km), Nakai (中井町) (8.2 km). See our Renting a Car in Japan Guide.

What to Eat in Kaisei (開成町) & Kanagawa

Dining near Kaisei Station (開成駅) (1.4 km) and across Kaisei (開成町) highlights the regional food culture of Kanagawa Prefecture and Kanto. Look for these local specialties at station restaurants, family-run shokudo, and markets in Kaisei:

• Local specialty & terroir of Kaisei (開成町): sustainable cedar and cypress forestry, woodworking, and mountain conservation alongside regional agriculture, seasonal produce, and traditional local craftsmanship.
• Yokohama Chinatown steamed buns & shumai — regional specialty enjoyed across Kaisei (開成町) and Kanagawa Prefecture.
• Yokohama Iekei tonkotsu-shoyu ramen — regional specialty enjoyed across Kaisei (開成町) and Kanagawa Prefecture.
• Shonan shirasu (whitebait bowls) — regional specialty enjoyed across Kaisei (開成町) and Kanagawa Prefecture.
• Odawara kamaboko fish cakes — regional specialty enjoyed across Kaisei (開成町) and Kanagawa Prefecture.
• Yokosuka Kaigun curry — regional specialty enjoyed across Kaisei (開成町) and Kanagawa Prefecture.

If you are dining in Kaisei (開成町) with food allergies or dietary restrictions, use our Japanese Phrasebook & Allergy Show-Cards at restaurants around Kaisei Station (開成駅) (1.4 km).

Where to Stay in Kaisei (開成町)

Visitors staying overnight in Kaisei (開成町) can look for business hotels, traditional ryokan, or family-run minshuku near Kaisei Station (開成駅) (1.4 km), or base at major rail hubs in Yokohama (Yokohama Station, Shin-Yokohama (Tokaido Shinkansen) & Odawara Station) or neighboring Minamiashigara, Ōi, Matsuda for quick train access into Kaisei. Compare hotel tiers and ryokan etiquette in our Japan Accommodation Guide.

Best Time to Visit Kaisei & Seasonal Highlights

Seasonal guide for Kaisei (開成町, 51 m elevation at 35.3350°N, 139.1249°E): Late March–April for cherry blossoms in Kamakura & Yokohama Sankeien; June for Kamakura hydrangeas; October–December for crisp Mt. Fuji views from Hakone & Enoshima.

Wider sightseeing across Kanagawa Prefecture that pairs well with visiting Kaisei Hydrangea Rice Paddy Trails (開成町あじさいの里) in Kaisei (開成町) includes: Yokohama Minato Mirai & Chinatown, ancient temples and Great Buddha of Kamakura, Enoshima Island, Odawara Castle, and Hakone hot springs overlooking Mt. Fuji.

Practical Travel Tips for Kaisei (開成町)

• Tourist information (観光案内所) for Kaisei: Stop by the Kankō Annaijo desk at Yokohama Station, Shin-Yokohama (Tokaido Shinkansen) & Odawara Station or Kaisei Station (開成駅) (1.4 km) for local bus schedules to Kaisei Hydrangea Rice Paddy Trails (開成町あじさいの里) and walking maps of Kaisei (開成町).
• Cash & ATMs in Kaisei: Convenience stores and major hotels around Kaisei Station (開成駅) (1.4 km) accept international cards, while smaller eateries and shrines near Kaisei Hydrangea Rice Paddy Trails (開成町あじさいの里) often prefer yen cash; 7-Eleven (Seven Bank) and Japan Post ATMs in Kaisei accept foreign debit cards.
• Local dining hours in Kaisei: Around Kaisei Station (開成駅) (1.4 km) and neighboring Minamiashigara, Ōi, Matsuda, lunch service typically runs 11:30 AM–2:00 PM and dinner spots open around 5:30 PM with last orders between 8:00 PM and 9:00 PM.