- Management committee
- Travel business division
- Retail department
- Eastern Japan office
- Northern Kanto office
- Chubu office
- Kansai office
- Chugoku-Shikoku office
- Kyushu office
- Blue Sky sales department
- Tokyo branch
- Nagoya branch
- Osaka branch
- Fukuoka branch
- Southern Kyushu branch
- Media Center
- Ticketing Center
- Planning team
- Inbound department
- Management department
- Stone dealership division
- Tokyo office
- Nagoya office
- Osaka office
- International business division
- Management HQ
- Trade department
- Real estate department
- Partner companies
- Hotel of the sea, Nakataya
- Ideal World Co.
- SEIL TRAVEL (Korea)
- SEIL TRAVEL America, Inc.
