© Stone System Corporation

Service
Stone Music
Music Business
Stone Music Stone Music Stone Music Stone Music
Stone Music Stone Music Stone Music Stone Music
Service
Business Introduction
Our professional staff, including composers and music engravers, deliver high-quality services across both sheet music and software.
“Chaconne,” the de facto standard font for published sheet music in Japan, was developed by our company. We provide music engraving services, plan and sell music-related services, and produce and distribute audio content.
  • Music Staff
    Music Fonts / Music Software
    Music fonts / music software
    In addition to "Chaconne," the de facto standard font for published sheet music in Japan, we develop various music fonts that can represent musical symbols, chord names, and Japanese-style symbols in word processing software.
    We also develop music software, such as ensemble support applications.
  • Engraving
    Music Engraving
    Music engraving
    We provide music engraving services, transforming handwritten scores, PDFs, MIDI files, and other materials into clear and beautifully formatted sheet music. In addition, Stone Music publishes sheet music for string quartets and wind ensembles.
  • Produce
    Music Distribution
    music distribution
    We produce and distribute various music content.
    Our lineup includes a wide variety of music, from anime music performed by string quartets to hit TV drama songs.
Our Products
Product Overview
  • product1
    SMuFL-Compatible Music Font “Chaconne Ex”
    The music font "Chaconne Ex" is designed with standard musical symbols used in Japanese published sheet music. It inherits elements from "Chaconne," which has long been loved as the de facto standard music font for engraving in Japan, while also supporting the international standard SMuFL (Standard Music Font Layout) and the music notation software Dorico.
    “Chaconne Ex” Product Site
  • product1
    “Stone Music Font Series”
    In addition to "Chaconne" (old version), which has been loved as the de facto standard music font for engraving in Japanese published sheet music, we develop various music fonts, including fonts that can express musical symbols, chord names, and Japanese-style symbols in word processing software.
    “Stone Music Font Series” Product Site
  • product1
    “Ensemble Friends” — Ensemble Support App
    An ensemble support app that works on iOS/Android, convenient for wind and choral music settings.
    You can check the harmony of chords with a keyboard that can switch between just intonation and equal temperament, and practice complex pieces using a high-function metronome that can handle irregular time signatures and tempo changes.
    “Ensemble Friends” Product Site
Our Service
Business Overview
FinTech
Securities, FX, and Cryptocurrency-related Business
IT engineers with extensive experience in securities, FX, and cryptocurrency-related projects support everything from proposals to design, development, and maintenance. We also respond to diverse needs of various financial products using various package products.
DX
Digital Transformation (DX) Services
We handle system development projects outside the financial sector, covering a wide range of areas including e-commerce, RPA, and mobile app development. Our core focus includes multi-tenant e-commerce platforms and POS system development, and we also provide no-code and low-code development solutions.
Banking
Banking Solutions
On the banking side, we act as substitute bank staff or in-house employees, taking the client’s perspective to handle system planning and vendor management. We also support system internalization and provide training for client-side junior staff, helping banks address IT talent shortages and resolve operational challenges.
Hasshadai
Proprietary Product Business
We plan, develop, and sell e-learning tools for engineers and music applications, as well as implement and maintain emoji-based two-factor authentication systems. We also provide technical training for industry peers and author technical books that are sold at bookstores nationwide.
StoneMusic
Music Business
“Chaconne,” the de facto standard font for published sheet music in Japan, was developed by our company. We provide music engraving services, plan and sell music-related services, and produce and distribute audio content.
Contact
Contact Us
We provide support across a wide range of areas, including consulting, UI/UX design, proof of concept (PoC), development, talent dispatch, and business partnerships.
With flexible thinking and an adaptive approach beyond conventional boundaries, we help maximize the potential of your organization and brand, solving business challenges through the power of IT.
Please feel free to contact us.
For job applications, please apply here as well.