what is it?
The Nakajima G5N Shinzan (深山, deep mountain) was a four-engined, long-range heavy bomber designed and built for the Imperial Japanese Navy prior to World War II. The Navy designation was "Experimental Type 13 Attack Bomber"; the Allied code name was "Liz".
How to recognise it: 4 piston engines with propellers · mid-wing aircraft · 42.1 m wingspan
base stats
Bars compare against all aircraft: 3,500 km/h, 20,000 km, 850 seats; size and number built on a log scale up to 640 t (An-225) and 45,000 built (Cessna 172).
fun facts
- First flew 85 years ago, in 1941.
- Top speed is 3.2× a car on the Dutch motorway (130 km/h).
- Wingspan of 42.1 m: about 9 cars parked nose to tail.
- Fully loaded it can weigh as much as 5 African elephants (~6 t each).
- Range of 4,260 km: 24× Amsterdam to Brussels.
piston: A car-like piston engine turning a propeller: simple and cheap, the classic small plane.
spec sheet
- first flight
- 1941-04-08
- retired
- 1945
- status
- retired
- number built
- 6
- role
- heavy bomber
- origin
- 🇯🇵 Japan
- makers
- Nakajima
- engines
- 4× Mitsubishi MK4B Kasei 12
- crew
- 7
- length
- 31 m
- wingspan
- 42.1 m
- height
- 8.8 m
- max take-off weight
- 32 t
- top speed
- 420 km/h
- cruise speed
- 278 km/h
- range
- 4,260 km
- ceiling
- 7,450 m
- wings
- mid-wing aircraft
Specs are for the version in the Wikipedia article's specification section. Blank means the sources don't say.
Sources: Wikidata Q1363800, Wikipedia: Nakajima G5N Shinzan (CC BY-SA 4.0).Updated 2026-10-24.