BB senshi 373 LEGEND BB Musha Gundam: Big Size Official Promotional Poster 3 May 2012 by Gunjap BB senshi 373 LEGEND BB Musha Gundam: Big Size Official Promotional Poster BB戦士373 LEGEND BB 武者頑駄無(ムシャガンダム) Release date: July 2012 – Price: 1,050 Yen