MK

What MK does

MK Group is a privately held Japanese transportation and mobility-services conglomerate founded in 1960 in Kyoto as Minami Taxi Co., Ltd. and rebranded in 1977 following the merger with Katsura Taxi. The group operates metered taxi, chartered hire (including ultra-luxury vehicles such as Rolls-Royce, Mercedes-Maybach, and Bentley), and fixed-rate airport transfer services across nine Japanese cities (Kyoto, Tokyo, Osaka, Nagoya, Sapporo, Kobe, Shiga, Fukuoka, Okinawa) with coverage of all nine major Japanese airports. Underlying operations are supported by a GPS-based wireless automatic dispatch system, the MK smartphone taxi-hailing app (1.6M+ downloads), an AI-assisted IVR ordering system (MKよべるくんプラス), and a TACPO prepaid loyalty card with in-app integration.

The company generates revenue through usage-based pricing across metered taxi fares, hourly/distance-based chartered hire, and flat-rate airport transfers; complementary revenue streams include rental cars (six airport locations), tourist and chartered buses (MK Kanko Bus), MK Oil service stations and vehicle maintenance (approximately ¥8B annual revenue), travel-agency bus tours, kimono rental, luggage storage, and CSR-aligned programs. GTM is primarily direct-to-consumer via app, call center, dedicated taxi stands, and web booking, with a sales-led corporate channel for executive transfer and event transport. International reach is delivered through partner operators in Taiwan and South Korea rather than direct subsidiaries.

MK is family-controlled (Aoki family, with Aoki Nobuaki as MK Holdings Chairman/President) and operates under a holdings structure established in 2022 covering Kyoto, Shiga, Sapporo, and Nagoya entities, alongside a parallel Osaka-led West Japan Group. The group has approximately 4,000+ employees, 2,000+ vehicles, and is publicly committed to a 100% zero-emission fleet by 2030, having reached 27% ZEV in Kyoto as of March 2025.

Name

MK

Legal name

MK Co., Ltd. (株式会社京都タクシー協会, エムケイ株式会社, 大阪エムケイ株式会社, 東京エムケイ株式会社, etc.)

Website

https://mk-group.co.jp

Company type

Private

Founded year

1960

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

MK Group is a privately held Japanese transportation conglomerate operating metered taxis, chartered hire, and airport transfers across nine cities and nine airports, serving inbound tourists, residents, and corporate clients with a 2,000+ vehicle fleet.

Ownership category

akta.pro rank

Product category

Taxi and Ground Passenger Transportation

NAICS

Taxi and Limousine Service (4853), Automotive Equipment Rental and Leasing (5321), Charter Bus Industry (485510)

SIC

Transportation Services (4700), Services-Auto Rental & Leasing (No Drivers) (7510)

akta.pro primary industry

Corporate Mobility & Ground Transport Management (THALANAI)

akta.pro secondary industries

Corporate & Employee Shuttle Charters (THAIAIAC), Pool Fleet Operations & Dispatch (Reservations, Key/Access, Utilization) (TLABALAC), Corporate & Employee Fleet Programs (THADAKAC)

Keywords

• Taxi services
• Airport transfers
• Chartered hire
• Passenger transportation
• Car rental

Headquarters

HQ city

Kyoto

HQ country

Japan

HQ region

Asia

Offices10 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Metered Taxi Services: Standard taxi fares based on meter. Discounts for long distance (5,000 yen+ gets 30% off the excess), disability discounts (10%). 24-hour operations across 9 cities.
2. Chartered Hire / Limousine Services: Premium chartered vehicle services with professional drivers for VIP transport, sightseeing, and corporate use. Priced per hour (3–8 hour blocks) or distance-based for Tokyo operations. Fleet includes Mercedes Maybach, Bentley, Rolls-Royce, Lexus LM, BMW i7, Toyota Alphard, etc.
3. Fixed-Rate Airport Taxi (空港定額タクシー): Flat-rate airport transfer service for 9 airports (New Chitose, Haneda, Narita, Centrair, Itami, Kansai, Kobe, Fukuoka, Naha). Fixed fares vary by vehicle type and zone. Bookable via web or app. Night surcharge (22:00–05:00) at 20% premium.
4. Tour Bus and Bus Charters: Tourist bus services including day-trip bus tours from Kyoto, and chartered bus services for corporate events, sightseeing groups, and airport transfers. 5 locations: Kyoto, Osaka, Tokyo, Aichi, Hyogo.
5. Tourism-Related Services: MK Travel agency, kimono rental (Mimosa/Toga), Kyoto Travel Center with luggage storage, buggy/wheelchair rental, WiFi rental, concierge interpretation services, golf course shuttle. Revenue from service fees and commissions.
6. MK Oil and Energy Services: Gasoline stations (14 locations in Kyoto + 1 in Hyogo), vehicle maintenance and inspection (車検/修理), car sales, rental car operations (6 airport locations). Annual revenue ~8 billion yen (MK Oil alone).
7. MK Rent-A-Car: Rental car service at 6 airports (Naha, Kobe, Kansai, Itami, Kyoto, New Chitose). Operated under MK brand.
8. TACPO Loyalty Program: Prepaid card system (TACPO) with points accumulation and balance payment. MK app supports TACPO digital registration and in-app payment. Membership registration via web.

Pricing tiers

Go-to-market motion3 records

Distribution channels8 records

Marketing channels8 records

Core offering

MK Group operates metered taxi services, fixed-rate airport transfers, and chauffeur-driven chartered hire vehicles across 9 Japanese cities (Kyoto, Tokyo, Osaka, Sapporo, Nagoya, Kobe, Shiga, Fukuoka, Okinawa) with a fleet of 2,000+ vehicles. The company also offers MK Rent-a-Car (6 airport locations), MK Oil fuel stations and vehicle maintenance, tourist bus operations (MK Kanko Bus), kimono rental (Mimosa/Miyabi), luggage storage, and the TACPO loyalty program, all supported by a proprietary MK smartphone dispatch app with 1.6M+ downloads and a GPS-based wireless automatic dispatch system.

Product overview

MK Group operates a comprehensive taxi and mobility platform across 9 Japanese cities (Sapporo, Tokyo, Nagoya, Shiga, Kyoto, Osaka, Kobe, Fukuoka, Okinawa) plus international partnerships in Taiwan and Korea. The core offering consists of metered taxi services, airport fixed-rate taxi transfers, and chauffeur-driven charter/hire vehicles ranging from standard sedans to ultra-luxury options (Rolls-Royce, Mercedes-Maybach, Bentley). The product portfolio is organized around a unified taxi dispatch platform supported by the MK Smartphone Taxi-Hailing App, with complementary services including MK Travel (package bus tours), MK Rent-a-Car (6 locations), tourist bus operations, MK Oil (fuel stations and vehicle maintenance), kimono rental, luggage storage, and loyalty program (TACPO). Additional technology features include AI-based IVR call routing, pre-confirmed fare options, and GPS-based dispatch. International partnerships extend to Taiwan and Korea for airport transfers and sightseeing.

Differentiator

Problem solved

Functional benefit

Brands

• 着物レンタル 都・雅 (Mimosa): Kimono rental service operating at Kyoto Station Hachijo Exit, previously named 'Mimosa'. Provides one-stop kimono dressing and transportation service for tourists.
• TACPO (タクポ)
• MKスマホ配車アプリ (MK Smart Phone Dispatch App)
• MK Travel
• MK Media (MKメディア)
• MK Travel Center
• MK Valet Service (ミートサービス)
• 新大阪 Luggage Station

Products and services

• Metered Taxi Service Standard metered taxi service operating 24 hours across 9 Japanese cities, offering door-to-door transportation with GPS-based dispatch system, smartphone app ordering, dedicated taxi stands, and accessibility vehicles for wheelchair users. Discounts include 30% off fares exceeding ¥5,000 (long-distance) and 10% disability discount.
• Airport Fixed-Rate Taxi Flat-rate door-to-door airport transfer service covering 9 major Japanese airports (New Chitose, Haneda, Narita, Centrair, Itami, Kansai, Kobe, Fukuoka, Naha). Fares are fixed by zone and vehicle class regardless of route taken, with multilingual driver options and night surcharge (22:00–05:00) at 20–25% premium. Pre-bookable via web or app.
• Chartered Hire / Limousine Service Chauffeur-driven private hire vehicles ranging from standard sedans to ultra-luxury options including Rolls-Royce, Mercedes-Maybach S-Class/GLS, Bentley Bentayga EWB, BMW i7, Lexus LM500h, Toyota Century, Crown, and HiAce luxury wagons. Priced per hour (3–8 hour blocks in Kyoto, 1–5 hours in Tokyo) or distance-based, with foreign language driver surcharges and night surcharges. Used for VIP executive transport, sightseeing, weddings, and corporate events.
• Sightseeing Taxi / Hire Tours

Quantifiable outcome

• TripAdvisor Traveler's Choice / Excellence认证 (continuous since 2016)
• +4 more outcomes

Named customers3 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Ten partnerships are on record, tiered core and minor.

• Kyoto City / Kyoto Prefecture / Kyoto Biodiversity CentercoreStrategic or Co-development Partner · 1 January 2025Kyoto Biodiversity Partnership Agreement signed June 2025 to promote biodiversity conservation in Kyoto Prefecture through sustainable tourism and ZEV transport.
• ENEOS HoldingscoreStrategic or Co-development Partner · 1 March 2024Collaboration on battery swap station pilot project at ENEOS/ample station in Kyoto Minami Ward.实证实验中验证EV快速充电 and battery swapping for MK's ZEV fleet. March–October 2024 pilot. Part of MK's 2030 full ZEV goal.
• Ample (US battery swap startup)coreTechnology or Integration · 1 March 2024Partnership with Ample (US company) for battery swap station technology. Joint pilot with ENEOS Holdings at Kyoto facility. Testing automated battery swap for taxi fleet efficiency.
• ANA Universal MaaSminorStrategic or Co-development Partner · 1 January 2022Partnership connecting MK taxi services with ANA's Universal MaaS platform for integrated multimodal transport booking for air travelers.
• Toyota — GRAND HIRE KYOTO PROJECTminorStrategic or Co-development Partner · 1 January 2022Collaboration vehicle project with Toyota on GRAND HIRE KYOTO PROJECT. Testing new mobility services and premium vehicle integration.
• ANA (All Nippon Airways) — Airport Access NavigationminorStrategic or Co-development Partner · 1 January 2019ANA Airport Access Navigation linkage. Integration of MK taxi booking with ANA's universal MaaS platform, providing seamless airport access for ANA passengers.
• Taiwan MKminorChannel Partner/ Reseller/ Distributor · 1 January 2018Taiwan MK established in 2018 as international expansion. Provides Japanese-style premium taxi services in Taiwan, extending the MK brand across the Taiwan-Japan travel corridor.
• Local Partner Operators in Taiwan (和雲行動服務, 台湾大車隊)minorChannel Partner/ Reseller/ DistributorMK offers airport transfer and chartered taxi services in Taiwan through local partner operators (和雲行動服務 and 台湾大車隊) at Taoyuan Airport and Taipei Songshan Airport. Coordinated shuttle services for travelers between Taiwan and Japan.
• Local Partner Operators in South KoreaminorChannel Partner/ Reseller/ DistributorMK offers airport transfer and chartered taxi services in South Korea through local partner operators at Incheon/Gimpo Airport and Busan. Coordinated shuttle services for travelers between Korea and Japan.
• bokun.iominorChannel Partner/ Reseller/ DistributorOnline booking widget on MK website for tour packages and chartered services. bokun.io provides the reservation system infrastructure for MK's direct online sales of sightseeing tours and experiences.

Scale indicators12 records

Recent moves7 records

Expansion highlights6 records

Direct peers

• Nihon Kotsu Co., Ltd. Japan's largest taxi company and the dominant premium taxi operator in Tokyo (founded 1928). Directly comparable to MK as a multi-service premium taxi/hire provider with corporate accounts, app-based ordering, and strong brand equity — but Nihon Kotsu's scale and Tokyo-centric presence make it MK's primary national competitor in the premium and corporate segments.
• Kokusai Motorcars Co., Ltd. (KM Group): Premium Tokyo taxi and hire operator running Kokusai Hire and km Taxi brands. Closely comparable to MK in service tiers (standard + luxury hire, corporate accounts, multilingual drivers) and in operating a vertically integrated mobility platform — a direct competitor for inbound tourist and corporate executive transfer revenue in Tokyo.
• Daiwa Motor Transportation Co., Ltd. Listed Tokyo taxi company with strong corporate account business and a portfolio spanning taxi, chartered hire, real estate, and insurance. Directly comparable to MK on the corporate/executive transfer axis and on multi-business diversification under a transportation brand.
• Hinomaru Jidosha Kanko Co., Ltd. Major Tokyo taxi operator with a large fleet and a focus on corporate and airport transfer services. Comparable to MK as a multi-tier taxi/hire operator with airport coverage and inbound-tourism focus, though concentrated in Tokyo rather than West Japan.
• Komyo Co., Ltd. (Checker Cab Group): Tokyo premium taxi operator running the iconic Checker Cab brand. Directly comparable to MK on premium positioning, chauffeur-driven hire services, and corporate executive transfer — though without MK's West Japan national footprint.
• International Motor Co., Ltd. (Kokyo Kogyo): Long-established Tokyo and Saitama taxi operator with corporate/hire services. Comparable to MK as a regional multi-service taxi/hire provider, though operating in a different geographic market within Japan.

Emerging players

• GO Inc. (Mobility Technologies): Japan's dominant taxi-hailing app formed from the merger of JapanTaxi, MOV, and other mobility tech businesses. Indirect competitor to MK's app ordering channel and an emerging structural threat to traditional taxi economics via 'Japan version rideshare' — relevant as both a partner and a competitor to MK's digital ordering layer.

Broad incumbents

• Uber Japan: Global ride-hailing platform with a growing Japan presence. Already a partner of MK in Kyoto/Nagoya/Sapporo (allowing Uber users to book MK taxis), but also a structural competitor to traditional taxi revenue. MK's continued partnership-and-competition dynamic with Uber mirrors its broader platform dependency risk.
• Toyota Mobility Service Co., Ltd. (JapanTaxi legacy): Toyota Group's mobility subsidiary that originally built the JapanTaxi app (now part of GO Inc.). Operates corporate fleet management, rent-a-car, and welfare transport services — overlapping with MK's MK Rent-a-Car and corporate account businesses and representing a well-capitalized incumbent in adjacent mobility.

Regional players

• Hokkaido Hire / Hokkaido regional taxi operators: Regional taxi operators in Hokkaido serving New Chitose Airport and Sapporo. Directly comparable to Sapporo MK's local metered taxi and airport transfer business — relevant as a regional competitor in the same geographic market.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks7 records

Key highlights7 records

Customer concentration

• Xx.com/mkofficial_pr
• YouTubeyoutube.com/c/MKofficial_ch
• Facebookfacebook.com/mkgroup1026
• Instagraminstagram.com/mktaxi.jp
• TikToktiktok.com/@mktaxi.jp

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Subsidiaries11 records

Funding overview

Funding rounds

Investors

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

M&A

Investments2 records

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

Frequently asked questions about MK