Muon radiative energy loss (in 1.0E06 cm^2/g) in nihonium (Nh) with Z = 113, A = [286.18221(6)] (f12.0,4f12.4) E (GeV) b_brem b_pair b_nucl b_total 2. 2.5817 -0.0274 0.3518 2.9061 5. 3.5975 2.0067 0.3753 5.9796 10. 4.4289 3.5963 0.3681 8.3933 20. 5.2822 5.0225 0.3552 10.6599 50. 6.3958 7.2388 0.3408 13.9754 100. 7.1844 8.6907 0.3340 16.2090 200. 7.8999 9.9676 0.3309 18.1984 500. 8.6964 11.1283 0.3311 20.1558 1000. 9.1715 11.7385 0.3362 21.2462 2000. 9.5377 12.1749 0.3442 22.0567 5000. 9.8740 12.5398 0.3587 22.7725 10000. 10.0388 12.7059 0.3732 23.1178 20000. 10.1471 12.8159 0.3900 23.3530 50000. 10.2437 12.8959 0.4164 23.5560 100000. 10.2753 12.9295 0.4389 23.6437