I thought I'd read something about them ceasing production due to the odd brand association, but upon further research it appears that they're still making it, but without Hitachi markings, and distributing through a company called Vibratex.
Came to post this. Pun intended. But honestly it's good for both uses can confirm. Though the new Theragun style tools are a step up for sports therapy.
Yamaha also makes routers for SMBs that has top shares in Japan. It's loved because it's very stable and they provide firmware and support info without contract.