Seiwa Market

What Seiwa Market does

Seiwa Market is a Japanese grocery retail chain operated by JPN Mart, Inc., a privately held California corporation headquartered at 3848 W Carson St., Suite 330, Torrance, CA. The company sells authentic Japanese food products — including fresh fish, meat, sushi, deli items, bakery goods, and prepared kitchen foods such as bento boxes — through three physical Seiwa Market storefronts located in Costa Mesa CA, Torrance CA, and Houston TX. The target customer is the general consumer seeking Japanese grocery items, whether members of Japanese-American communities or other shoppers interested in Japanese cuisine.

The business model is traditional physical retail, with revenue generated through in-store consumer purchases. Distribution is entirely through physical storefronts; the company has no mobile application, no e-commerce transactional capability beyond a standard informational website, and uses conventional cookies, web beacons, and pixels for digital tracking rather than any proprietary technology platform. Marketing is conducted organically through YouTube, Facebook, and Instagram accounts (@seiwa_market), supplemented by a website featuring store news and in-store specials. Pricing is not publicly disclosed, and the company currently promotes only in-store specials at its Torrance location.

Beyond grocery retail, Seiwa Market has diversified into adjacent food-service operations under three additional wholly owned sub-brands: Japan House Houston (a Japanese cultural and retail space), JPN Mart USA Ramen Bar Ichi (a ramen restaurant), and Japan Mart USA Hero's Ramen X Sushi (a ramen and sushi restaurant in San Antonio), with a fourth sub-brand (Curry Plus) referenced at one California location. The company is privately held with no external investment, no M&A activity, and no disclosed revenue, while operating with a headcount of 11-50 employees and maintaining CCPA-compliant privacy practices across its websites and call center operations.

Name

Seiwa Market

Legal name

JPN Mart, Inc.

Website

https://seiwamarket.com

Company type

Private

Operating status

Operating

Headcount range

11–50 employees

Short description

Seiwa Market is a privately held Japanese grocery retail chain operated by JPN Mart, Inc., serving consumers seeking authentic Japanese food products through three physical stores in California and Texas and three ancillary food service sub-brands.

Ownership category

akta.pro rank

Product category

Japanese Grocery Retail

NAICS

Other Specialty Food Retailers (44529), All Other Specialty Food Retailers (445298), Fish and Seafood Retailers (44525)

SIC

Retail-Grocery Stores (5411), Retail-Food Stores (5400)

akta.pro primary industry

Gourmet & Fine Food Stores (CRAHAGAG)

akta.pro secondary industries

Seafood Markets & Fishmongers (CRAHAHAC), Delis & Sandwich Specialty Stores (CRAHAGAF), In-Store Sushi & Asian Prepared Foods (CRAHAKAD)

Keywords

• Japanese grocery retail
• Fresh seafood market
• Sushi and deli
• Prepared Japanese foods
• Asian grocery stores

Headquarters

HQ city

Costa Mesa

HQ country

United States

HQ region

North America

Offices7 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

Supply Chain, Personnel, Operations, Marketing or Sales

Revenue model

1. Retail Grocery Sales: Traditional retail grocery operations through physical storefront locations selling Japanese food products including fresh fish, meat, sushi, deli items, and prepared foods. Revenue is generated through in-store customer purchases.

Distribution channels1 record

Marketing channels4 records

Core offering

Seiwa Market is a Japanese grocery retail chain selling fresh fish, meat, sushi, deli items, bakery products, and prepared kitchen foods through physical storefronts in California and Texas. The company also operates ancillary food service brands including ramen and curry restaurants within its store complexes. Revenue is generated through traditional in-store retail grocery sales at multiple locations.

Product overview

Seiwa Market is a Japanese grocery retail chain operated by JPN Mart Inc., offering a single unified product focused on Japanese grocery and specialty food retail. The core offering consists of Japanese grocery stores featuring fresh fish, meat, deli items, sushi, bakery products, and prepared kitchen foods. The company operates multiple store locations in California (Costa Mesa, Torrance) and Texas (Houston, San Antonio), with ancillary food service brands including Japan House Houston, Ramen Bar Ichi, Hero's Ramen X Sushi, and Curry Plus located within or associated with store complexes. The business also offers in-store specials and promotional sales at its Torrance and Costa Mesa locations.

Differentiator

Problem solved

Functional benefit

Products and services

• Seiwa Market Japanese Grocery Japanese grocery retail store offering fresh foods, deli items, fish, meat, sushi, bakery products, and kitchen-prepared foods across multiple store locations in California (Costa Mesa, Torrance) and Texas (Houston). Customers can purchase authentic Japanese food products in-store.
• In-Store Specials Weekly in-store promotional sales and deals available at Torrance and Costa Mesa store locations, featuring discounted items across various departments including fresh fish, meat, sushi, and deli items.
• Japan House Houston Japanese cultural and retail space located at 1801 S. Dairy Ashford Rd. #121, Houston, TX 77077, within the Seiwa Market store complex. Phone: 281-497-8561.
• JPN Mart USA Ramen Bar Ichi Ramen restaurant located at 1801 S. Dairy Ashford Rd. #108, Houston, TX 77077, within the Seiwa Market store complex. Phone: 281-531-7980.
• Hero's Ramen X Sushi Ramen and sushi restaurant located at 13444 West Ave. #200, San Antonio, TX 78216. Phone: 210-481-4950.
• Curry Plus Curry restaurant option available at one of the California store locations, offering Japanese curry dishes to customers.

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators2 records

Recent moves3 records

Expansion highlights3 records

Emerging players

• Zion Market: Asian grocery chain operating mainly in California, offering Japanese and Korean products with in-store food service. Comparable in scale and California concentration.

Regional players

• Patel Brothers: Largest Indian grocery chain in the US, similar ethnic specialty grocery model serving a specific diaspora community. Comparable in operating multi-location specialty food retail focused on authentic cultural products.

Broad incumbents

• H Mart: Leading Asian-American supermarket chain with broad assortment that includes Japanese sections alongside Korean, Chinese, and other Asian products. Comparable grocery plus food service model, larger scale, and more locations.
• 99 Ranch Market: One of the largest Asian supermarket chains in the US, offering broader pan-Asian assortment including Japanese items. Comparable in operating multiple stores and food court concepts, but with wider ethnic mix and larger footprint.

Direct peers

• Uwajimaya: Pan-Asian grocery retailer with strong Japanese assortment and integrated food service, headquartered in the Pacific Northwest. Comparable specialization in Japanese groceries and prepared foods.
• Mitsuwa Marketplace: Large Japanese grocery chain with multiple US locations offering authentic Japanese groceries, fresh fish, sushi, deli items, and food courts. Most directly comparable peer to Seiwa Market in scale, assortment, and food service integration.
• Nijiya Market: Japanese grocery chain with locations in California and other US states, focused on authentic Japanese products, fresh fish, sushi, and prepared foods. Closely comparable niche player to Seiwa Market.
• Tokyo Central / Marukai: Japanese grocery chain operating in California and other US states under the Marukai and Tokyo Central banners, offering similar fresh fish, meat, sushi, and Japanese specialty products. Direct competitor in the California market.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat2 records

Key risks6 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/channel/UCV6d6cgyAUCkJ5osKy1pLxQ
• Facebookfacebook.com/seiwamarket
• Instagraminstagram.com/seiwa_market
• LinkedInlinkedin.com/company/seiwa-market

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries7 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Seiwa Market