What TJ Media does

TJ Media (TJ미디어) is a Seoul-based manufacturer of karaoke audio-visual equipment, founded in 1981 as Taejin Sound and rebranded in 2005. The company has been publicly listed on the Korean stock exchange since 1997, making it the only listed company in the Korean karaoke industry. It produces accompaniment machines (반주기), amplifiers, speakers, microphones, TVs, and management devices for commercial karaoke venues (noraebang, coin karaoke) and home users, with current flagship products including the B2 Plus, K2 Plus, and TMW-80. Revenue is generated primarily through B2B hardware sales routed via a nationwide dealer network, supplemented by song content licensing and after-sales service contracts; pricing is quote-based and not publicly disclosed.

The company's technology stack centers on karaoke audio processing, including proprietary DREAM audio chip technology acquired in 2011 (DREAM being one of the world's top three audio chip companies, now operated as a wholly-owned subsidiary with French operations). In 2002, TJ Media launched the world's first internet-based accompaniment system, enabling digital delivery of backing tracks. Its content platform spans 11 countries, with multi-language interfaces, a karaoke entertainment portal, and a venue-management mobile application (TJ Manager). Distribution is anchored by a dealer membership program and service center network in Korea, and a white-label OEM relationship with Japan's leading karaoke operator Jeilheungsang, which has absorbed 1.6 million cumulative TJ Media units as of 2023.

The business model is best characterized as a vertically integrated karaoke infrastructure provider: hardware + proprietary silicon + content + venue management software, distributed through B2B channels. The company is currently pivoting its commercial focus toward K-karaoke infrastructure for the record inbound tourism market in Korea, supported by recent product launches targeting foreign-language users. Competitive advantages stem from category incumbency, dealer/service network density, and the DREAM chip subsidiary, with the principal risk being margin compression and demand cyclicality tied to Korean and Japanese commercial karaoke venue health.

Name

TJ Media

Legal name

TJ미디어 주식회사

Website

https://tjmedia.co.kr

Company type

Public

Founded year

1981

Operating status

Operating

Short description

TJ Media is a Seoul-based Korean karaoke equipment manufacturer producing accompaniment machines, amplifiers, speakers, and song content for commercial venues and home users. The only publicly listed company in the Korean karaoke industry since 1997, with proprietary DREAM audio chip technology and a major Japan OEM partnership.

Ownership category

akta.pro rank

Product category

Karaoke Equipment Systems

NAICS

Audio and Video Equipment Manufacturing (33431), Record Production and Distribution (51225), Music Publishers (51223)

SIC

Household Audio & Video Equipment (3651), Phonograph Records & Prerecorded Audio Tapes & Disks (3652), Services-Amusement & Recreation Services (7900)

akta.pro primary industry

Karaoke Bars & KTV Lounges (MPAGAIAG)

akta.pro secondary industry

Sync Licensing Agencies & Representatives (MPAIALAA)

Keywords

• Karaoke equipment manufacturing
• Accompaniment machines
• Audio equipment systems
• Karaoke song licensing
• Commercial karaoke venues

Headquarters

HQ city

Seoul

HQ country

South Korea

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Karaoke Equipment Sales: Sale of karaoke machines (반주기), amplifiers, speakers, microphones, TVs, and management systems to karaoke establishments and home users
2. Song Content Licensing: Licensing of karaoke song content with accompaniment tracks, supported by multi-language features for international tourists
3. After-Sales Services: AS (after-sales) support services and product maintenance for karaoke equipment

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels4 records

Core offering

TJ Media manufactures and sells professional karaoke equipment including accompaniment machines (반주기), amplifiers, speakers, microphones, TVs, and management devices, primarily to commercial karaoke venues (노래방, 코인노래방) across Korea through a dealer network. The company also licenses karaoke song content with accompaniment tracks covering 11 countries and provides after-sales services (AS) for its equipment ecosystem. In addition, TJ Media operates a karaoke entertainment platform and a TJ Manager mobile app for venue operators.

Product overview

TJ Media operates as a comprehensive karaoke ecosystem provider, offering both hardware and software solutions. The core product portfolio centers on karaoke accompaniment machines (반주기) including B2 Plus and K2 Plus models, complemented by audio equipment (amplifiers, speakers, microphones), display solutions (TVs), and management devices. The company provides a full software stack comprising an accompaniment track database covering 11 countries, a karaoke entertainment platform (노래방 꿀잼), and an operator management app (TJ Manager). This integrated approach enables TJ Media to serve the complete karaoke value chain from song playback and vocal processing to venue management and customer entertainment.

Differentiator

Problem solved

Functional benefit

Products and services

• B2 Plus Karaoke Accompaniment Machine Professional-grade karaoke accompaniment machine designed for commercial venues, offering song accompaniment, voice processing, and multimedia playback capabilities.
• K2 Plus Karaoke Accompaniment Machine Professional karaoke machine with enhanced audio and video features for karaoke venues, supporting various song formats and display outputs.
• TMW-80 TV Display TV display product integrated with karaoke system for visual content delivery in karaoke rooms.
• Amplifiers (앰프) Audio amplifier equipment designed for karaoke environments, providing enhanced sound quality and voice processing.
• Speakers (스피커) Speaker systems optimized for karaoke rooms, delivering high-quality audio output for music and vocals.
• Microphones (마이크)
• Management Devices (관리기)
• Karaoke Accompaniment Track Database (반주곡)
• Karaoke Entertainment Platform (노래방 꿀잼)
• TJ Manager App (업주용)
• Multi-language Karaoke System (11 Countries) Karaoke machines equipped with songs from 11 countries and enhanced foreign-friendly features including menu translation and dedicated remote controls targeting foreign tourists visiting Korea.

Quantifiable outcome

• 1.6 million cumulative karaoke machine shipments to Japan's No.1 karaoke operator
• +2 more outcomes

Named customers3 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Three partnerships are on record, tiered core.

• DREAMcoreStrategic or Co-development PartnerAcquired in 2011, DREAM is described as the world's 3rd largest audio chip specialist company. This acquisition provided TJ Media with proprietary audio chip technology, strengthening vertical integration in karaoke audio systems. DREAM operates as a subsidiary with French website presence (dream.fr).
• With Us EntertainmentcoreStrategic or Co-development PartnerPartnership to host 'Next Girl Group Audition' (넥스트 걸그룹 오디션) talent discovery program. The program enables aspiring singers to realize their dreams of becoming artists through TJ karaoke venues, combining entertainment and music industry talent scouting.
• Jeilheungsang (제일흥상)coreChannel Partner/ Reseller/ DistributorJapan's leading karaoke operator. TJ Media has achieved 1.6 million cumulative karaoke machine shipments to Jeilheungsang as of 2023, making it a flagship international OEM partnership. The partnership positions TJ as a major player in Japan's karaoke market.

Scale indicators4 records

Recent moves8 records

Expansion highlights5 records

Broad incumbents

• JVCKENWOOD Corporation: JVCKENWOOD produces professional audio, karaoke systems, and Victor Entertainment's karaoke content in Japan — a broader incumbent with overlapping karaoke and audio products.
• Harman International (Samsung): Harman (a Samsung subsidiary) supplies professional and consumer audio systems including amplifiers and speakers for commercial venues — comparable to TJ Media's amplifier, speaker, and karaoke-room audio hardware.
• Sharp Corporation: Sharp supplies karaoke displays, audio, and consumer electronics broadly — overlapping with TJ Media on the visual/audio equipment side of the karaoke room ecosystem.
• Yamaha Corporation: Yamaha is a global leader in musical instruments and professional audio, including karaoke amplifiers, speakers, and content services — overlapping with TJ Media across karaoke hardware and audio processing.
• Bose Corporation: Bose is a major consumer/professional audio equipment maker competing with TJ on the speaker/amplifier layer of karaoke-room installations.
• Sony Corporation: Sony is a global incumbent in consumer/professional audio, content publishing, and entertainment services — adjacent to TJ Media across the karaoke room, content licensing, and audio hardware stack.

Others

• SM Entertainment (K-culture ecosystem): SM Entertainment is a K-pop agency and content platform whose artists' catalogs drive demand for TJ Media karaoke content — thematically linked through K-content flow, though not a direct karaoke hardware competitor.

Direct peers

• DAM (First Server / Daiichikosho): DAM, from Daiichikosho, is Japan's other leading karaoke system and Jeilheungsang's main competitor, providing karaoke machines and song content to commercial rooms — directly comparable to TJ Media's karaoke equipment + content business.
• JOYSOUND (Standard Corporation / Xing Inc.): JOYSOUND, operated by Standard Corporation (Xing Inc.), is Japan's #2 karaoke system with karaoke rooms, karaoke machines, and song content delivery — the closest functional analog to TJ Media in terms of business model and karaoke-system category.

Regional players

• Mogura Inc. (Karaoke Dam): Mogura provides Japanese karaoke song data and metadata services to operators — adjacent to TJ Media's song content and accompaniment track business but focused on Japan data services.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/alwaysfunTJ

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries1 record

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 TJ Media