# Osaka Collegium Musicum
**Wikidata**: [Q136174835](https://www.wikidata.org/wiki/Q136174835)  
**Source**: https://4ort.xyz/entity/osaka-collegium-musicum

## Summary
The Osaka Collegium Musicum (OCM) is a Japanese musical ensemble founded in November 1975 by conductor Shūichi Tōma. Based in Chūō-ku, Osaka, it operates as both an orchestra and choir, continuing the tradition of the 17th–18th century Collegium Musicum ensembles. The group is legally registered as a general incorporated association and actively promotes classical music through performances and digital engagement.

## Key Facts
- **Founded**: November 1975 by Shūichi Tōma.
- **Based in**: Chūō-ku, Osaka, Japan.
- **Legal form**: General incorporated association (since October 5, 2015).
- **Named after**: The Collegium Musicum tradition of 17th–18th century Germany, notably associated with J.S. Bach.
- **YouTube presence**: Over 1.1 million views on their channel (UCI1WubHDGzQnVnV57leZs0A), active since September 11, 2011.
- **Contact**: Office in Osaka with phone (+81-06-6926-4755) and email (office@collegium.or.jp).

## FAQs
### Q: When was the Osaka Collegium Musicum founded?
A: The ensemble was founded in November 1975 by conductor Shūichi Tōma.

### Q: What is the significance of the name "Collegium Musicum"?
A: The name references 17th–18th century German musical ensembles, particularly the Leipzig Collegium Musicum, which J.S. Bach contributed to. The OCM continues this tradition of collaborative music performance.

### Q: Where is the Osaka Collegium Musicum based?
A: The group is based in Chūō-ku, Osaka, Japan, and operates as a general incorporated association.

## Why It Matters
The Osaka Collegium Musicum is significant for preserving and promoting classical music in Japan, drawing on the historical legacy of the Collegium Musicum tradition. Founded by renowned conductor Shūichi Tōma, the ensemble bridges Baroque musical practices with modern audiences through live performances and digital outreach. As a long-standing cultural institution (active since 1975), it contributes to Japan’s classical music scene while maintaining a legal structure that supports sustained artistic activity. Its YouTube presence further amplifies its reach, introducing classical repertoire to global listeners.

## Notable For
- **Dual role**: Functions as both an orchestra and choir, reflecting the versatility of the original Collegium Musicum model.
- **Historical lineage**: Directly inspired by ensembles that premiered works by J.S. Bach and other Baroque composers.
- **Longevity**: Continuously active since 1975, with a corporate registration dating to 2015.
- **Digital engagement**: Maintains an active YouTube channel with over 1.1 million views, featuring performances and educational content.
- **Founding leadership**: Shūichi Tōma serves as both founder and conductor, ensuring artistic continuity.

## Body
### History
- **Founding**: Established in November 1975 by Shūichi Tōma, with the mission of reviving the Collegium Musicum tradition.
- **Legal incorporation**: Registered as a general incorporated association on October 5, 2015 (corporate number: 7120005016691).

### Leadership
- **Shūichi Tōma**: Founder, conductor, and artistic director. Recognized for his role in promoting classical music in Japan.

### Musical Focus
- **Repertoire**: Emphasizes Baroque and classical works, aligned with the historical Collegium Musicum’s focus on accessible, collaborative performances.
- **Ensemble structure**: Combines orchestral and choral elements, reflecting the flexibility of 18th-century musical practice.

### Digital Presence
- **Website**: Launched April 18, 1996 (https://www.collegium.or.jp/), available in Japanese.
- **YouTube**: Channel ID UCI1WubHDGzQnVnV57leZs0A, active since September 11, 2011, with 1,147,241 views as of November 26, 2025.

### Contact Information
- **Location**: Chūō-ku, Osaka, Japan.
- **Phone**: +81-06-6926-4755.
- **Email**: office@collegium.or.jp.

## References

1. [Source](https://www.collegium.or.jp/)
2. [Source](https://www.collegium.or.jp/html/OCM.html)
3. [Source](https://www.houjin-bangou.nta.go.jp/henkorireki-johoto.html?selHouzinNo=7120005016691)
4. [Source](https://www.youtube.com/channel/UCI1WubHDGzQnVnV57leZs0A/about)
5. YouTube API