Mitsubishi RP-1

RP-1
Role Experimental twin-engined helicopter
National origin Japan
Manufacturer Mitsubishi Heavy Industries
First flight 14 September 1994
Number built 1
Developed from Sikorsky S-76
Developed into Mitsubishi MH2000

The Mitsubishi RP-1 is an experimental, Japanese twin-engined helicopter developed as part of a secret company research programme. The RP-1 was first revealed in April 1994 just before it started hover trials, leading to a first flight on 14 September 1994.