Japanese project for an ultra-long range medium bomber to be powered by advanced multi-bank engines (in a H arrangement like those used in the British Tempest). The project was doomed by problems with developing the engines and resource shortages due to the US blockade of Japan.
The spherical recess underneath the model is for mounting it on an 8mm BB.
Revised (22-Jul-2013) with improved canopy framing and hollowing of the fuselage.
Revised (15-Aug-2013) with more accurate canopy framing.