（株）音楽之友社

Ongaku no Tomo Sha Corporation is a 1941-founded Japanese classical music publishing house producing monthly magazines, sheet music, books, and digital education platforms, while operating the 音楽の友ホール concert venue in Tokyo. It serves music educators, students, performing musicians, and classical music enthusiasts throughout Japan.

Company typePrivate
Founded1941
HeadquartersTokyo (Shinjuku-ku), Japan
Headcount1–10
GTM typeB2C
OfferingDigital Commerce or Content

What （株）音楽之友社 does

Ongaku no Tomo Sha Corporation (（株）音楽之友社) is a privately-held Japanese music publishing house founded in 1941 and incorporated in 1946, headquartered in Shinjuku, Tokyo, with ¥64 million registered capital and a logistics facility in Toda City. The company operates a horizontally diversified classical music portfolio built around five flagship periodicals — 音楽の友, stereo, Band Journal, 教育音楽, and ムジカノーヴァ — supplemented by an ONTOMO MOOK special-issue book series, a deep catalog of sheet music (including on-demand printing and orchestral rental services), music theory and biographical books, and Japanese school-approved music textbooks. Distribution combines a proprietary ONTOMO Shop e-commerce site, listings on all major Japanese online retailers (Rakuten, Amazon Japan, 7net, Yodobashi), and physical bookstores and music instrument shops throughout Japan.

The technology layer is a content publishing platform: the ONTOMO web magazine delivers free music news, reviews, and concert guides; レコード芸術ONLINE, ムジカノーヴァONLINE, and 教育音楽ONLINE extend the print magazines into subscription digital channels; and e-playing offers online video masterclasses. The company also operates 音楽の友ホール, a dedicated classical music concert venue in Tokyo's Kagurazaka district, integrating live events with editorial content. Membership in approximately 45 music industry organizations and JASRAC copyright licensing underpin its distribution and rights posture.

Revenue mechanics span recurring magazine subscriptions, one-time sheet music and book sales, school textbook royalties, and concert venue programming income, with pricing ranging from ~¥770 per choral title to ¥6,050 for choral collections and ¥2,750 for premium mook special issues. Customer segments are horizontal across music educators, students, performing musicians, and classical music enthusiasts, with no large enterprise concentration. Recent strategic activity centers on a steady cadence of commemorative mook releases (Chopin 100th anniversary, Czerny pedagogy, classical recordings compendiums) and digital platform extensions rather than M&A or geographic expansion.

（株）音楽之友社 firmographics

Firmographics

Name: （株）音楽之友社
Legal name: 株式会社音楽之友社
Website: https://ongakunotomo.co.jp
Company type: Private
Founded year: 1941
Operating status: Operating
Headcount range: 1–10 employees
Short description: Ongaku no Tomo Sha Corporation is a 1941-founded Japanese classical music publishing house producing monthly magazines, sheet music, books, and digital education platforms, while operating the 音楽の友ホール concert venue in Tokyo. It serves music educators, students, performing musicians, and classical music enthusiasts throughout Japan.
Ownership category
akta.pro rank

（株）音楽之友社 industry classification

Industry

Product category: Music Publishing
NAICS: Music Publishers (512230), Periodical Publishers (513120), Book Publishers (513130)
SIC: Books: Publishing Or Publishing & Printing (2731), Periodicals: Publishing Or Publishing & Printing (2721)
akta.pro primary industry: Copyright Registration & Catalog Management (Metadata, ISWC/ISRC Linking) (MPAIABAC)

Keywords

Music publishing
Classical music magazines
Sheet music publisher
Music education materials
Music reference books

Where （株）音楽之友社 is headquartered

Location

Headquarters

HQ city: Tokyo (Shinjuku-ku)
HQ country: Japan
HQ region: Asia

Offices2 records

Markets served

（株）音楽之友社 business model

Business model

GTM type: B2C
Offering type: Digital Commerce or Content
Cost components: Operations, Personnel

Revenue model

Magazine and periodical subscriptions and sales: Monthly and quarterly music magazines (音楽の友, stereo, Band Journal, 教育音楽, ムジカノーヴァ) sold via subscription, newsstands, bookstores, and online retailers
Sheet music and score publishing: Print and on-demand sheet music for piano, strings, wind instruments, choral works, and orchestral scores
Music books and reference titles: Music theory books, dictionaries, biographies, criticism, and educational materials
Mook (special issue magazines): ONTOMO MOOK special issues covering classical music topics, composer retrospectives, and artist profiles
Music hall operations: Concert hall management (音楽の友ホール) hosting live performances and music events in Tokyo

Pricing tiers

Model	Billing	Price
One time/ perpetual license	Monthly	Monthly magazine issues
Unit Pricing	Pay-as-you-go	Sheet music single titles
Unit Pricing	Pay-as-you-go	Music books and theory texts
Unit Pricing	Pay-as-you-go	Mook special issues
Unit Pricing	Pay-as-you-go	Violinist and Masters special issue
Unit Pricing	Pay-as-you-go	Chopin and Chopin Competition mook

Distribution channels4 records

Marketing channels7 records

（株）音楽之友社 product offering

Product offering

Core offering

株式会社音楽之友社 is Japan's leading specialist classical music publisher. It produces five flagship periodicals (音楽の友, stereo, BandJournal, 教育音楽, ムジカノーヴァ), the ONTOMO MOOK special issue series, sheet music for piano/strings/wind/vocal/choral works, music theory books and reference titles, and school-approved music textbooks. It also runs the 音楽の友ホール concert venue and four digital content platforms (ONTOMO, Record Geijutsu Online, Musica Nova Online, 教育音楽 Online) plus the ONTOMO Shop e-commerce site.

Product overview

株式会社音楽之友社 is Japan's leading classical music publisher offering a comprehensive portfolio of print and digital products. The core offerings include monthly/quarterly magazines (音楽の友, stereo, BandJournal, 教育音楽, ムジカノーヴァ), book series including the ONTOMO MOOK special issues, sheet music (standard, on-demand, and rental formats), textbooks, and educational materials. The company operates web platforms (ONTOMO, レコード芸術ONLINE, ムジカノーヴァONLINE, 教育音楽ONLINE) for digital content delivery and maintains a concert venue (音楽の友ホール) in Tokyo. The portfolio serves professional musicians, music educators, students, and classical music enthusiasts through both physical publications and online platforms.

Differentiator

Problem solved

Functional benefit

Brands

ONTOMO MOOK: ムック・別冊レーベル。音楽之友社のムック出版ブランド。
ONTOMO
ムジカノーヴァ
教育音楽
stereo
BandJournal

Products and services

音楽の友 (Ongaku no Tomo) Flagship monthly classical music magazine published on the 18th of each month, covering music news, reviews, artist profiles, concert guides, and interviews for adult classical music enthusiasts in Japan.
stereo

Companies that use （株）音楽之友社

Customer profile

Segments4 records

Ideal customer profiles4 records

（株）音楽之友社 technology and API

Technology

Technology focussed No

API detail

Has API: No
API docs
API detail

Core technology

AI maturity

App detail

Feature4 records

（株）音楽之友社 partnerships and signals

Strategic signal

Partnerships

One partnership is on record.

JASRAC (日本音楽著作権協会)coreOthersMusic之友社 holds JASRAC licenses (JASRAC許諾番号: S1009152267, 9013065002Y38029, 9013065013Y31015) for music copyright management, enabling legal distribution of musical works and collection of royalties for published compositions.

Scale indicators4 records

Recent moves6 records

Expansion highlights5 records

（株）音楽之友社 competitors and assessment

Company assessment

Direct peers

Schott Music: Long-established European classical music publisher with comparable scope in performance scores, theory books, and educational repertoire; a direct analog for Ongaku no Tomo Sha's classical music publishing business.
Alfred Music: Music education publisher offering method books, sheet music, and teacher resources; closely comparable to Ongaku no Tomo Sha's pedagogical magazines and school music textbook franchise.
Boosey & Hawkes: Classical music publisher with deep rental library and modern composer catalog, directly comparable to Ongaku no Tomo Sha's orchestral score rental service and classical publishing activity.
Peters Edition: Historic European music publisher with strong classical catalog and study score tradition; comparable to Ongaku no Tomo Sha's miniature score and classical reference publishing.
Yamaha Music Media: Japanese music publishing arm affiliated with Yamaha, producing magazines, sheet music, and music education materials; competes directly with Ongaku no Tomo Sha in the Japanese music magazine and score market.
Kawai Music Publishing (カワイ出版): Japanese music publisher focused on piano education materials and graded repertoire; directly comparable to Ongaku no Tomo Sha's Musica Nova piano education line and school textbook business.
Zen-On Music Company, Ltd. (全音楽譜出版社): Japan's other leading sheet music and classical music publisher, directly comparable to Ongaku no Tomo Sha in repertoire, school-textbook coverage, and classical music catalog depth in the Japanese market.

Broad incumbents

Hal Leonard: The world's largest music publisher, offering sheet music, books, and educational materials globally; comparable in product mix (scores, books, education) though far broader geographically than Ongaku no Tomo Sha.
Universal Music Publishing Group: Global music rights administrator with broad publishing operations; relevant comparator for the rights-administration dimension of Ongaku no Tomo Sha's JASRAC-licensed catalog.

Regional players

Shunjusha (春秋社): Japanese book publisher with music titles in its catalog; adjacent rather than direct, useful for sizing the Japanese music book publishing landscape Ongaku no Tomo Sha operates in.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

（株）音楽之友社 financial estimates

Financial estimate

Revenue estimate

Valuation estimate

（株）音楽之友社 leadership team

Management profile

Number of profiles

Profiles1 record

（株）音楽之友社 subsidiaries and ownership

Company hierarchy

Subsidiaries3 records

（株）音楽之友社 funding detail

Funding detail

Funding overview

Funding rounds

Investors

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

（株）音楽之友社 M&A and investment

M&A and investment

M&A

Investments

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

Frequently asked questions about （株）音楽之友社

What does （株）音楽之友社 do?

Is （株）音楽之友社 a public or private company?

（株）音楽之友社 is a private company. It is classified as unknown and is currently operating.

When was （株）音楽之友社 founded?

（株）音楽之友社 was founded in 1941. It employs 1 to 10 people.

Where is （株）音楽之友社 based?

（株）音楽之友社 is headquartered in Tokyo (Shinjuku-ku), Japan, in the Asia region.

How does （株）音楽之友社 make money?

Five revenue lines are on record. Magazine and periodical subscriptions and sales are the primary driver. The others are sheet music and score publishing, music books and reference titles, mook (special issue magazines) and music hall operations.

Who are （株）音楽之友社's main competitors?

Direct peers on record are Schott Music, Alfred Music, Boosey & Hawkes, Peters Edition, Yamaha Music Media, Kawai Music Publishing (カワイ出版) and Zen-On Music Company, Ltd. (全音楽譜出版社). Broad incumbents are Hal Leonard and Universal Music Publishing Group. Shunjusha (春秋社) is listed as a regional player.

Does （株）音楽之友社 have an API?

No public API is recorded for （株）音楽之友社.

What industry is （株）音楽之友社 in?

（株）音楽之友社's product category is Music Publishing. Its primary akta.pro industry code is MPAIABAC, Copyright Registration & Catalog Management (Metadata, ISWC/ISRC Linking). Its NAICS code is 512230 and its SIC code is 2731.