Saikaya Yokosuka Shopping Plaza is a long-established department store with a 150-year history, which is the only Hyakkaten (department store) in Miura Peninsula now and in the past.

Founded in 1872 as a kimono shop, like other department stores in Japan.
Burned down once in 1923 due to the Great Kanto Earthquake, and reopened as a department store in 1928.
It was closed again in February 2021 in the wake of the recession but reopened the following month in response to the local people's voices.
For the day of reopening, more than 100 people lined up for the opening.

Rooted to the locals, and meet the local needs.
Groceries, slow-fashion clothes and accessories, restaurants, and seasonal gifts are all in one place.

The newly built south wing has amusement facilities such as karaoke, darts, and rentals of e-sports or office space.

Everything you need is available, with the best customer service.

• Tempura and Somen Noodle Restaurant -ASAYAMA- (South wing 3F)
  

  Lunch: 11:00～15:00
  Dinner: 17:00～21:00
  Closed: Tuesday
  
  You can have freshly cooked Tempura with somen noodles called "Shima no Hikari" from Shodoshima Island, which is one of Japan's top three Somen noodles.
  Tempura is fried and served directly in front of the customers.
  36 cm long jumbo shrimp tempura is the must-see menu!!

• Unagi Restaurant -Kagawa- (2F)
  

  11:00～14:00
  Last order 13:30
  
  It is one of the branch restaurants of Yoshikawa, a very famous and historic Unagi restaurant in Hamamatsu, Shizuoka Prefecture.
  Limited to 20 servings per day.

• Japan's Largest Import Grocery Chain -Seijo Ishii- (1F)
  

  Popular and noteworthy among Japanese people.
  The only branch in the Yokosuka area.
  You can find high-quality food products and unique items from several parts of the world.

• -York Foods- Grocery Store (B1)
  

  A supermarket used by locals on a daily basis. You can get fresh vegetables, fish, meat, and other food products.
  Shelves are set low, making it easy to look over and make your shopping comfortable.
  In-store cooked products using fresh ingredients are very popular.

• Dollar (100-yen) Store -Seria- (4F)
  

  You can get all types of household goods here!
  Despite the price, you can find stylish and easy-to-use miscellaneous goods.

• Must Try Japanese Traditional Sweets and Confectionery in One Floor! (1F)
  

  A lineup of selected sweets and souvenirs gathered from all over the country.
  The area has space for seasonal events, where you can enjoy sweets and products from each famous store for a limited time only.

2026-07-28

Enjoy Billiards & Darts!　A New Billiards & Darts Floor Now Open at ROUND1 on the B1 Floor of the South Building!

A brand-new Billiards & Darts area is now open on the B1 floor of the South Building at ROUND1!

Featuring stylish neon lighting and a sophisticated atmosphere with soft, relaxing illumination, this new space offers 3 billiards tables and 9 darts machines, including 4 of the latest full-screen darts machines.

For refreshments, guests can enjoy a variety of options, including a drink bar, light meals such as pizza and fries, as well as a selection of alcoholic beverages.

With spacious table arrangements and an open, comfortable layout, the new area provides the perfect setting for everyone—from first-time players to experienced enthusiasts—to enjoy billiards and darts at their own pace.

With this new opening, billiards and darts are now available as standalone activities in addition to the existing options at ROUND1. Previously, guests could enjoy billiards and darts as part of the activities available on the 6th floor of the Main Building and at Mini Spo-cha on the rooftop level. Now, guests can also enjoy billiards and darts exclusively at the new Billiards & Darts area on the B1 floor of the South Building.

Come and enjoy a relaxing game of billiards or darts in a stylish, spacious atmosphere at ROUND1!

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  ROUND ONE /　Darts@South Building, Basement Level 1

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  ROUND ONE /　Billiards @South Building, Basement Level 1

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  ROUND ONE

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  ROUND ONE /　bowling @6th floor of the Main Building

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  ROUND ONE /　claw machine @5th floor of the Main Building

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  The signature jumbo shrimp tempura from Asayama is　Probably the Biggest in Japan! 36 cm!

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  2F Unagi no Kagawa

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  1F Bakery Blé Doré Hayama

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  3F KOJITUSANSO　General mountaineering, climbing, and outdoor equipment specialty store

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  SAIKAYA YOKOSUKA

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  Tempura Restaurant ASAYAMA /　2nd floor of the South Building

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  4F ＳＡＫＡＺＥＮ

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