This helicopter paper model is a BK 117 from Hikari City Fire Department. The Messerschmitt BK 117-Berukou Kawasaki Heavy Industries of Japan and West Germany-Buromu of civil helicopters were jointly developed and produced by (MBB) is (now Eurocopter, Germany). Has been equipped with various extensions available for fire fighting and emergency, many local governments have adopted in Japan.
The MBB/Kawasaki BK117 is a twin-engined medium utility–transport helicopter. It was a joint development between Messerschmitt-Bölkow-Blohm (MBB) of Germany and Kawasaki of Japan. MBB was later purchased by Daimler-Benz and eventually became a part of Eurocopter. The BK117 is popular for passenger and VIP-transport, seating from seven up to 10 people. It is also used for aerial crane and sling work, law enforcement, and military transport, and is exceptional as an air ambulance and search and rescue platform. Its successor was developed from the BK117 C-1 version. It is produced as the EC 145.
You can download this papercraft model from here: Hikari City Fire Department BK117 Helicopter Paper Model Free Download