| Business name | One Drop Yakushima |
| Owner | Shohei Nakajima |
| Business | Planning and operating activities and tours in Yakushima |
| Address | 504-1 Koseda, Yakushima-cho, Kumage-gun, Kagoshima 891-4207, Japan |
| Phone | +81-70-9038-1081 |
| Affiliated organizations | Yakushima Tourism Association / Certified Guide Japan Safety Paddling Association (member) Yakushima Safety Sea Kayaking Association (member) |